Question 1

What is an ion?

Question 2

When metal atoms react to form ions they ...

Question 3

Which of the following elements form negatively charged ions?

Question 4

How does a sodium atom become a sodium ion (Na⁺)?

Accepted Answer

it loses one electron

Answer

it gains one electron

Answer

it gains a neutron

Answer

it gains one proton

Answer

it loses a proton

Question 5

What is the total charge of an ionic compound?

Accepted Answer

0

Answer

+2

Answer

-2

Answer

+1

Answer

-1

Question 6

What is electrolysis?

Accepted Answer

a process of using electricity to break down ionic compounds into their elements

Answer

a process of using heat to break down ionic compounds into their elements

Answer

a process of using electricity to break down molecules into their elements

Answer

a  process of using pressure to break down ionic compounds into their elements

Answer

a process of using heat to break down molecules into their elements

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