what substance is formed when water is added to metallic oxide? how will you prove this?

Q: 10. A river water samples was collected a week before it was analyzed for a trace level of metals.…

A: Solution 10)  Problems encountered in storage of sample 1) addition of extra impurity :when we take…

Q: Why we add CaCl2 for the production of Na metal from its molten chloride?

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: How can you set up the chemical formula for sodium sulfate decahydrate?

A: The chemical formula gives the complete details of a chemical compound with help of chemical symbol,…

Q: Enlist and explain the ores of Beryllium and methods of production of Beryllium

A: Beryllium is the element in the periodic table having the symbol ‘Be’ and atomic number 4. It is a…

Q: Why does a salt compound give off light/a colored flame when burned?

A: When the salts are burned, they are basically provided with the energy  hence the electrons present…

Q: By fully describing the nature of each solid including a diagram for each, explain why solid HCl…

A: Melting point of a solid is quite dependent on the nature of the force between the atoms in a…

Q: Why does Copper oxide turns red when reduced? What material is responsible for this?

A: In any chemical reaction, if number of electron is increasing of individual atom or molecule then…

Q: What is the reaction between sodium hydroxide and water? And why do you feel heat once you mix them…

A: Reaction between water and NaOH.  NaOH(s)  + H2O ---> NaOH(aq.)

Q: * ?What is used to test for chlorine A a glowing splint O B damp litmus paper O C limewater D…

A: Chlorine is member of seventeen group elements, halogen group. It is a pale green gas and has a…

Q: Based on your results from Part 3, do nitrates and sulfates react with acids in a gas-forming…

A: An acid is a substance that can furnish hydrogen ions (H+) on complete dissociation in an aqueous…

Q: A metal oxide will form and a nonmetal oxide will form in aqueous solution. A) an acid, an acid B)…

A: METAL OXIDE WILL FORM A BASE AND NON METAL OXIDE WILL FORM A ACID IN AQUEOUS SOLUTION

Q: Write a balanced equation for the reaction between silver nitrate and aluminum. What type of…

A: The molecular formula of silver nitrate is Ag(NO3).

Q: e. The sample of potassium is then reacted with hydrochloric acid (metal + acid). Draw a BONDING…

A:

Q: 1. Based on the balanced chemical equation for the preparation of malachite, what is the composition…

A: The balanced chemical equation for the formation of malachite given is:…

Q: If copper is able to displace magnesium, and magnesium is able to displace lead, what does this mean…

A: From the given data we can infer that , Copper is more reactive than magnesium , and Magnesium is…

Q: Reactivity with acid is a chemical property common to most metals. Which of the following metals…

A: The reactivity of metal with HCl is very common. The general reaction can be given as: Metal…

Q: Do you expect fluorine to be the strongest or weakest oxidizer among the halogen family? Which halid…

A:

Q: What is the balanced equation for reaction between HCl and Mg and the gas released in this reaction…

A:

Q: Which of the following observations give evidence that a crystal is a hydrate? One or more answers…

A: Solutions- Crystals are hydrated because water molecule in present inside the crystal.

Q: Why is nitric acid added to sodium extract before adding silver nitrate for testing halogens?

A: In halogen test, small amount of nitric acid is added to sodium extract ( lassaigne's extract)…

Q: why is a blue-colored solution blue?

A: Solution is made up of two components: absolute and solvent. The component which is present in major…

Q: Provide the correct formula for lead(IV) hypobromite

A: formula are written by using the fact that the oxidation number of cation and anion are cross…

Q: Why are the results of flame tests for the alkali metal ions difficult to distinguish? (Choose all…

A: Flame test is used to identify the presence of metal ion particularly group 1 metal ions. It is…

Q: Describe the physical properties of metals?

A: The physical properties of metals has to be given,

Q: 5. The table below shows the elements in the third period of the Periodic Table, the number of…

A: Elements have the tendency to attain stability by loosing or gaining electrons. In stable form…

Q: 11. The best solvent for dissolving potassium ions presents in silica sand sample is: Water Organic…

A: The best solvent for dissolving potassium ions in silica sand is

Q: Which is TRUE regarding the conduction of electricity at regular conditions for metals, nonmetals…

A: Option A is correct answer.

Q: Using Werner’s definition of valence, which property is the same as oxidation number, primary…

A: The important postulates of Werner’s theory are:The central metal or the metal atoms in coordination…

Q: Explain why water is added to magnesium oxide? A. Water will increase the yield of magnesium oxide…

A: The reaction is basically a reaction to produce MgO.

Q: Why lithium only forms oxides but not peroxides?

A: The compound in which element is combined with oxygen atom is known as oxide. The oxidation state of…

Q: Vanadium is a highly toxic metal, and vanadium compounds are potent poisons. What do you think is…

A: The sources of vanadium uptake for humans are foodstuffs like soya beans, buckwheat, olive oil,…

Q: Why ZnO appears yellow on heating?

A: The interruption of patterns in the solid crystal leads to the formation of defects.Stoichiometric…

Q: A substance gave a green flame test colour. On heating it produced an acidic gas and another gas…

A: Substance gave a green flame test colour. On heati h it produced an acidic gas and another gas that…

Q: Which ions are responsible for making water hard?

A: There are two types of water, based on the minerals present in the water. Hard water: Hard water…

Q: If zinc is added to Nickelic Sulfate, what is the product? If salt is reacted to a base, what will…

A: The reaction in which one element replaces other element of the reactant molecule or compound is…

Q: Write the balanced chemical equations representing the following reactions. Identify the type of…

A:

Q: Rank the halogens based on reactivity. Explain.

A: The non-metal elements in Group 7 are known as the halogens and they are less reactive moving down…

Q: A substance gave a green flame test colour. On heating it produced an acidic gas and another gas…

A: Thermal decomposition of barium nitrate.

Q: 2. Why does grapefruit juice left in an open can taste metallic?

A: According to Q&A guidelines of Bartleby, we are supposed to answer only the first question out…

Q: Write detailed notes on a) Sodium Sulphate b) Sodium silicate c) Alum

A: The given compounds sodium sulfate, sodium silicate, and alum are inorganic compounds that show a…

Q: Complete the balanced equation for the reaction of calcium with water. Write the missing product in…

A: Calcium Ca Water H2O Hydrogen H2 Calcium hydroxide Ca(OH)2

Q: Read the text then answer the questions below. How long ago a metal was first discovered and used…

A: Answers: 1. Gold was used as one of the first metal by people because of its least reactive nature…

Q: Lead metal is dropped into an Erlenmeyer flask containing a solution of magnesium nitrite. For this…

A: When metals are arranged in increasing order of reactivity is known as activity series.

Q: Why are melting and boiling points of alkali metals low?

A: Melting point and boiling point depends on the intermolecular forces. Higher the intermolecular…

Q: What are the different Selenium components?

A: Please find your solution below : Selenium is a broad range of tools and libraries which is used to…

Q: it true to say that solution treating aluminium is done to precipitate out the copper atoms? If so…

A:

Q: Read the text then answer the questions below. How long ago a metal was first discovered and used…

A: Hi, as you have submitted multiple subparts in 1 question and have not mentioned which subparts you…