Which of the following type of bonds has the ability to attract forces between electronegative atoms like oxygen, chlorine and fluorine? Ionic Bond C. Chemical Bond Covalent Bond D. Hydrogen Bond
- Which of the following type of bonds has the ability to attract forces between electronegative atoms like oxygen, chlorine and fluorine?
- Ionic Bond C. Chemical Bond
- Covalent Bond D. Hydrogen Bond
___2. Under the rule of the
- s & f C. d & f
- d & p D. s & p
___3. How many valence electrons do noble gases like Ne, Ar, and Kr have?
- 2 C. 6
- 4 D. 8
___4. In the compound 5HCl, what do you call to the number that indicates how many molecules indicate in a certain formula?
- Subscript C. Coefficient
- Superscript D. Parenthesis
___5. Which of the following bonds provides the energy necessary to hold two different atoms together as part of compound?
- Ionic Bond C. Chemical Bond
- Covalent Bond D. Hydrogen Bond
___6. A type of bond where in the electron leaves and create another pare with other elements.
- Ionic Bond C. Chemical Bond
- Covalent Bond D. Hydrogen Bond
___7. Potassium reacts with bromine, what is the correct formula for the compound formed by this reaction?
- K2Br C. KBr
- KBr2 D. KBr2
___8. In writing a certain formula it must combine with symbols that represent a certain compound. Which of the following choices represent the combination of the symbol?
- Oxidation C. Formula
- Atom D. Elements
___9. Among the choices which indicates the number of atoms in an elements.
- Subscript C. Coefficient
- Superscript D. Parenthesis
___10. Another type of bond that have mutual sharing of elements between atoms.
- Ionic Bond C. Chemical Bond
- Covalent Bond D. Hydrogen Bond
___11. In identifying significant digits there are rules that all non-zero are consider significant. How many significant digits in 5040 toys?
- 3 C. 2
- 4 D. None of the option
___12. How many significant figures in a substance with a mass of 503.45?
- 4 C. 3
- 5 D. 2
___13. How many significant figures in a substance with a mass of 0.000325?
- 6 C. 3
- 4 D. 5
___14. Which of the following is the correct significant figure of 560.89 grams of sodium chloride?
- 561.0 C. 560.0
- 560.8 D. 560.9
___15. Rounding significant figures in 5 significant digits of 152.986 of sodium acetate.
- 152.98 C. 152.90
- 152.99 D. 152.91
Step by step
Solved in 2 steps
