Question 1

Some atoms such as ---------- form giant molecules.

Accepted Answer

Carbon and Silicon

Answer

Silicon and Oxygen

Answer

Carbon and Oxygen

Question 2

Each Carbon atom forms:

Accepted Answer

4 covalent bonds

Answer

3 covalent bonds

Answer

2 covalent bonds

Question 3

Which of the following is not a covalent compound:

Accepted Answer

Sodium Chloride

Answer

Silicon dioxide

Answer

Carbon dioxide

Question 4

Non metals with non metlas:

Accepted Answer

form covalent bonds

Answer

form ionic bonds

Answer

don't form any type of bonds

Question 5

Non metals with non metals:

Accepted Answer

share electrons

Answer

loose electrons

Answer

gain electrons

Question 6

Elements that exist naturally as single atoms are:

Accepted Answer

noble gases

Answer

non metals

Answer

metals

Question 7

Metals and non metals:

Accepted Answer

swap electrons

Answer

do not enter in interaction

Answer

share electrons

Question 8

Metals and non metals:

Accepted Answer

form ionic bonds

Answer

covalent bonds

Answer

do not form any type of bonds

Question 9

In the periodic table, non metals are:

Accepted Answer

on the right

Answer

on the left

Answer

in the middle

Question 10

Covalent bonds are:

Accepted Answer

strong because atoms are very close to each others

Answer

weak because atoms are very close to each others

Answer

weak because the atoms are far from each others

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