Quiz 1

1.

1 point

Covalent bonds can be

2.

1 point

Symbol for electronegativity

3.

1 point

Mass number is equal to the amount of....

4.

1 point

Lewis Dot diagrams:

5.

1 point

Examples of VSEPR theory

6.

1 point

Define VSEPR theory

7.

1 point

Electronegativity is a

8.

1 point

Ionic bonds:..................occurs.

9.

1 point

What does VSEPR theory stand for

10.

1 point

Covalent bond:

11.

1 point

s=
p=
d=
use comma's and capital

12.

1 point

Water is a ......., ........ molecule

13.

1 point

Describe Radioisotopes:

14.

1 point

What do radioisotopes release?

15.

1 point

The atomic number is on the ....and the mass number is on the .... and all numbers are on the .......of the chemical symbol.

16.

1 point

Name the three types of Intramolecular bonds

17.

1 point

Atomic number is equal to the number of

18.

1 point

Asymmetrical structures:

19.

1 point

A polar molecule means:

20.

1 point

Non-polar means

21.

1 point

Chemical families are .......on the periodic table.

22.

1 point

0=
1.7=
4.2=

23.

1 point

Define Intermolecular Bonds:

24.

1 point

A molecule's biological function is determined by:

25.

1 point

a symmetrical structure is a .......molecule (bond type doesn't matter)

26.

1 point

Atoms with higher En ................electrons
Atoms with lower En.............electrons

27.

1 point

Water forms ..... with other ........ and .........

28.

1 point

Define Half-life:

29.

1 point

If the outer orbit is full........

30.

1 point

A larger En = a .........pull on electrons.

31.

1 point

Protons mass? Neutrons mass? electrons mass?

32.

1 point

How are elements arranged on the periodic table?

33.

1 point

Define Isotopes:

34.

1 point

First orbital:
1. amount of electrons
2.number and letter for shape
Use commas

35.

1 point

Chemical bonds are .................. forces of..............

36.

1 point

2 types of Chemical bonds

37.

1 point

Name all of carbons isotopes in this way 126c.

38.

1 point

Valence electrons:

39.

1 point

Ionic bonds occur between ...

40.

1 point

Covalent bonds occur between:

41.

1 point

What's inside of the nucleus?

42.

1 point

Water has ..... ...... and an ......... ...........

43.

1 point

Half-life: It is .....and used for.....and.........

44.

1 point

What does molecular polarity depend on?