C2 Atomic Structure Flashcards Preview

GCSE AQA Chemistry > C2 Atomic Structure > Flashcards

Flashcards in C2 Atomic Structure Deck (28)
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1
Q

What subatomic particles are in the nucleus in an atom?

A

Protons and neutrons

2
Q

What subatomic particle goes around the nucleus in an atom?

A

Electrons

3
Q

What is the charge on a proton?

A

+1

4
Q

What is the charge on a neutron?

A

0

5
Q

What is the charge on an electron?

A

-1

6
Q

Do atoms have a charge, why?

A

No because the number of positive protons equal the number if negative electrons

7
Q

A carbon atom has 6 protons how many electrons will it have?

A

6

8
Q

What order are the elements in the modern periodic table?

A

Atomic number

9
Q

How do you calculate the number of protons in an element?

A

Atomic number

10
Q

Do you always get the same number of protons in an element?

A

Yes

11
Q

How many protons has Lithium?

A

3

12
Q

How many electrons has Lithium?

A

3

13
Q

How do you calculate the number of neutrons in Lithium?

A

Mass number- atomic number = 7-3=4

14
Q

How many electrons can occupy the first (inner) shell?

A

2

15
Q

How many electrons can occupy the second shell?

A

8

16
Q

How many electrons can occupy the third shell?

A

8

17
Q

Draw the electron structure of a Lithium atom.

A
18
Q

How many outer electrons have the elements in group 1?

A

1

19
Q

How many outer electrons have the elements in group 6?

A

6

20
Q

What is the electron configuration for Lithium?

A

2,1

21
Q

What is a compound?

A

Substance containing 2 or more elements chemically bonded together

22
Q

Which electrons are involved in chemical bonding?

A

Outer electrons

23
Q

What happens to electrons when they are involved in bonding?

A

Transferred or shared

24
Q

What is the relative mass of a proton?

A

1

25
Q

What is the relative mass of a neutron?

A

1

26
Q

What is the relative mass of an electron?

A

1/1840

27
Q

What is the mass number?

A

Number of protons and neutrons

28
Q

What is an atom of the same element with a different number of neutrons?

A

isotope