Physical and Chemical Properties

Q: The reaction which consume energy and change kinetic energy into chemical energy are said to be?

A: Photochemical reactions are those reactions which involved the consumption of light energy. Then the…

Q: Brine is an

A:

Q: Metals are both malleable and reactive. Which statement correctly describes these two properties of…

A: a element is said to be metal if it easily donates electron, its ionization energy is low .

Q: chemical and physical changes

A: The difference between physical and chemical changes in a reaction is as follows.

Q: The energy of particles in a gas *

A: 1. Volume and shape not fixed  2. Gas particles are arranged in large space , hence gas can…

Q: What are the difference between the properties of Metal and the properties Ceramics materials? use…

A: Please find your solution below : Metals are the elements that are generally opaque, lustrous and…

Q: How do metals react in a period?

A: Metals having tendency to loose electrons, and the tendency of an element to lose electrons…

Q: What are( chemicals properties ,physical properties) explain using example.

A: Physical properties = Physical properties are the physical appearance of the compound without…

Q: molecules.

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Q: molecules

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Q: Which is not a clue that could indicate a chemical change? O Change in color O Change in shape O…

A: Change in shape don't indicate the chemical change .

Q: Compare and contrast elements and compounds.

A: Elements and compounds have to be compared and constructed below.

Q: when do sulfur and iron change their physical properties?

A: When iron and sulphur reacts, they form a compound iron sulphide (FeS)

Q: Complete the Venn diagram to compare and contrast elements and compounds. Elements Compounds

A: The differences and similarities between the elements and compounds are asked in the venn diagram

Q: carving wood slicing an apple burning woodtearing aluminum fol bleaching skin snow melting frying an…

A: A chemical change occurs when two substances on combining bring about to form new substance. Which…

Q: The reactions which consume energy and change kinetic energy into chemical energy are said to be?

A: The reactions which consume energy in a chemical reaction are called endothermic reactions. This…

Q: Which is NOT evidence that a chemical change has occurred?A. The properties of the substances…

A: In a chemical change, chemical reaction occurs which changes the composition of the reactants and…

Q: Which of the following is NOT a distillation technique?

A: Distillation is  defined as a technique which is used for the separation of  constituents of a…

Q: Soil is made of

A: Soil is made of of organic  and Inorganic  material as shown below.

Q: State whether the process of deposition requires heating or cooling

A: The change in state/ phase of a substance either requires heat energy or release heat energy and…

Q: Complete the following tables.

A:

Q: Elemental fluorine is a non-metallic, yellow, pungent-smelling gas. Are these characteristics of…

A: Elemental fluorine is a non-metallic, yellow, pungent-smelling gas. Whether these characteristics of…

Q: What are compounds?

A: Compounds are chemical species which are formed by two or more atoms. * Compounds are always…

Q: f Chlorine is

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Q: Distinguish between physical and chemical properties.

A: Physical and chemical properties has to be distinguished.

Q: Answer the ff: Physical Properties Chemical Properties Examples Formula

A: According to the question, we need to fill in the table regarding the physical, chemical properties…

Q: What is a molecular element?

A: A compound refers to the molecule which contains at least two different type of elements bonded…

Q: Potassium chloride is a salt substitute. It consists of potassium cations and chloride anions.…

A: 1.Element are simple  form of matter , example Na. 2.ionic compound are the compound form by cation…

Q: 19. List four properties you could use to distinguish between iron and aluminum. State which of them…

A: Since you have asked multiple question, as per our company guidelines we are supposed to answer the…

Q: Which one of the following represents a chemical change? a- Mercury (II) oxide is heated to and…

A: A chemical reaction is a process in which one or more substance called reactants, are converted to…

Q: the symbol for the state its in

A: Recall the given reaction,                 3 Cl2 g  +  2 Cr3+  aq  +  14 OH- aq  →  6 Cl- aq  +…

Q: Please write five properties of the following; solid, liquid, and gas.

A: In solids,the constituent particles are very closely packed due to which they are not free to move…

Q: Which of the following chemicals is flammable?

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Q: In your own word, define the following terms:

A: Solutions measured interms of concentration Concentration : no. of moles of solute per unit volume…

Q: Classify these properties of the metal lithium as physical or chemical. Physical Chemical

A: In the given question we have to classify the physical and chemical properties of lithium metal.…

Q: What is a chemical property of a matter

A: A Matter is anything that occupy space ( volume) and gas a mass and it may be sensible by our one or…

Q: The following compounds could be separated by which one of the options for Separation of Mixtures:

A: The following compounds could be separated by which one of the options for Separation of Mixtures:

Q: PHYSICAL

A: Oxygen is gas and it is a diatomic homonuclear molecule and it is formed from Oxygen element.…

Q: What is the 1st Compound Notatio

A: Interpretation- To tell about the 1st compound notation -      Introduction -  Notation is basically…

Q: Name iron vanadium potassium Symbol Name Symbol CI Mn

A: The elements of the periodic table sorted by symbols. Each element is given its own chemical symbol.…

Q: What is Cl

A: Chlorine (Cl): Chlorine is a chemical element. The symbol of the chlorine element is Cl. Atomic…

Q: list five physical properties

A: Physical properties are: 1. Boiling point 2. Melting point 3. Colour 4. Odour 5. Density 6.…

Q: Which of the following is not made of chemicals?

A: a chemicals are compounds or element made up of atoms or molecule so they have both mass and occupy…

Q: Cae AS he baianced chemical egaton Snand S /OK- ml 206 207 So 24

A:

Q: Burning paper is a chemical change.

A: Chemical change is in which chemical composition is changed of the compound.

Q: Which of the following is an example of a chemical property?

A: Chemical change: When a compound combines with another compound to form a new product is known as…

Q: Identify the following statements as true or false.

A: Statement 1- A 2.0 % NaCl solution has a higher vapor pressure than pure water. when a non-volatile…