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Year 9 Atomic structure basics

Last updated over 5 years ago

10 questions

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1

1

1

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1

Question 1

1.

Question 2

2.

Question 3

3.

Question 4

4.

Question 5

5.

Question 6

6.

Question 7

7.

Question 8

8.

Question 9

9.

Question 10

10.

Which subatomic particle in an atom is positive?

Proton

Neutron

Electron

Which subatomic particle in an atom is negative?

Proton

Neutron

Electron

Which subatomic particle in an atom is neutral?

Proton

Neutron

Electron

What is the order for filling electron shells?

2,2,8

2,8,8

8,2,8

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

23

12

11

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

endothermic

exothermic

neither

What is the gas test for hydrogen?

re-lit splint

squeaky pop

lime water clear to cloudy

What is the gas test for oxygen?

re-lit splint

squeaky pop

limewater clear to cloudy

What is the gas test for carbon dioxide?

re-lit split

squeaky pop

limewater clear to cloudy

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

30g

10g

50g