Chemistry revision C2.1 + C2.2 structure and bonding

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  • Created by: melisa
  • Created on: 18-09-13 22:13
Which of the following does the nucleus contain?
The nucleus contains protons and neutrons.
1 of 10
Which of the following statements is correct?
Protons are positively charged and electrons are negatively charged.
2 of 10
What is the atomic number of an atom?
The atomic number of an atom is the number of protons it contains.
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Which of the following statements is true of an atom?
In an atom, the number of protons is always equal to the number of electrons.
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An element has the electronic structure 2,8,4. Which group is it in?
An element with the electronic structure 2,8,4 is in Group 4.
5 of 10
Two elements have these electronic structures: 2,1 and 2,8,1. What can you say about the elements?
Elements with the electronic structures 2,1 and 2,8,1 are both in Group 1.
6 of 10
Which electronic structure is correct for an element with 17 electrons?
The electronic structure for an element with 17 electrons is 2,8,7.
7 of 10
What do the elements in a group have the same number of?
The elements in a group have the same number of electrons in the highest occupied energy level or outer shell.
8 of 10
What do the elements in a period have the same number of?
The elements in a period have the same number of occupied energy levels or shells.
9 of 10
Which of these electronic structures belongs to a noble gas?
The electronic structure of the noble gas helium is 2.
10 of 10

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Card 2

Front

Which of the following statements is correct?

Back

Protons are positively charged and electrons are negatively charged.

Card 3

Front

What is the atomic number of an atom?

Back

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Card 4

Front

Which of the following statements is true of an atom?

Back

Preview of the front of card 4

Card 5

Front

An element has the electronic structure 2,8,4. Which group is it in?

Back

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