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Year 8 Atomic structure basics 1

Last updated about 5 years ago

10 questions

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Question 1

1.

Which subatomic particle in an atom is positive?

Proton

Neutron

Electron

Question 2

2.

Which subatomic particle in an atom is negative?

Proton

Neutron

Electron

Question 3

3.

Which subatomic particle in an atom is neutral?

Proton

Neutron

Electron

Question 4

4.

What is the order for filling electron shells?

2,2,8

2,8,8

8,2,8

Question 5

5.

If the two numbers on the periodic table for sodium are 23 and 11, how many neutrons are there?

23

12

11

Question 6

6.

If the temperature on a thermometer goes up in a reaction, is the reaction..?

endothermic

exothermic

neither

Question 7

7.

What is the gas test for hydrogen?

re-lit splint

squeaky pop

lime water clear to cloudy

Question 8

8.

What is the gas test for oxygen?

re-lit splint

squeaky pop

limewater clear to cloudy

Question 9

9.

What is the gas test for carbon dioxide?

re-lit split

squeaky pop

limewater clear to cloudy

Question 10

10.

If 30g of hydrogen reacts with 20g of oxygen, what mass of water will be produced?

30g

10g

50g