CHEM TEST 15/11/16

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  • Created by: jp3louis
  • Created on: 14-11-16 17:35
How many electrons in shell 1,2,3,4
2,8,18,32
1 of 12
What is a quantum/ quanta?
Quantum is more than one packet of energy. Quanta is one packet of energy
2 of 12
Ions of carbonate?
CO3 2-
3 of 12
Ion of ammonium
NH4+
4 of 12
Ions of sulphate?
SO4 2-
5 of 12
Nitrate ions?
NO3-
6 of 12
How many orbitals in spfd
1,3,5,7
7 of 12
How many electrons in each of the orbitals.
2 in all .
8 of 12
Which two elements have a different electronic configuration so they are more stable?
Cr and Cu - Cr is 3d5 4s1. CU is 3d18 4s1
9 of 12
What is an electron orbital?
An electron orbital represents a region of space around the nucleus that holds 2 electrons.
10 of 12
Definition of ionisation energy
THe 1st ionisation energy of an element is the amount of energy needed to remove one electron from each atom in a mole of atoms of an element in the gaseous state
11 of 12
Which one has high/ low ionisation energy. Alkali metals or noble gases
Alkali metals - low.
12 of 12

Other cards in this set

Card 2

Front

What is a quantum/ quanta?

Back

Quantum is more than one packet of energy. Quanta is one packet of energy

Card 3

Front

Ions of carbonate?

Back

Preview of the front of card 3

Card 4

Front

Ion of ammonium

Back

Preview of the front of card 4

Card 5

Front

Ions of sulphate?

Back

Preview of the front of card 5
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