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Worksheets5.1 to 5.6 Matter and chemistry
Total questions: 20
Worksheet time: 11mins
What sub-atomic particles are in the nucleus?
Protons, Electrons
Neutrons
Protons, Neutrons
Electrons, Neutrons
What charge do protons have?
Negative
Positive
Neutral (No charge)
Who made the plum pudding model ?
Earnest Rutherford
John Dalton
Niels Bohr
J.J Thompson
What did Earnest Rutherford find?
That atoms are full of mostly empty space and have a dense nucleus
That they surround the nucleus like a plum pudding
Electrons are arranged in shells
Electrons move in clouds and just fly around the nucleus
In an atom gains electrons it is...
A cation
an atom
An anion
an onion
What is the electron configuration of elements up to calcium?
2.8.2
2.8.8.2
8.8.2
2.8.8.
What did Dalton find?
Atoms are mostly full of empty space, but have a dense nucleus
Atoms are scattered around the nucleus like a plum pudding
Atoms orbit the nucleus in different shells
All matter is made from atoms, atoms are indivisible and indestructable
What does the atomic number represent
The protons and neutrons in the nucleus
Number of protons in the nucleus
Number of neutrons in the nucleus
Number of electrons in shells
What charge to neutrons have?
Neutral/No charge
Positive
Negative
What charge to electrons have ?
Neutral/No charge
Positive
Negative
How many electrons can fit in the second shell ?
2
8
6
10
Find the number of neutrons
60
10
40
20
In the periodic table what do groups represent?
Number of electrons in the valence shell
Alphabetical order
number of electron shells
Weight of the nucleus
In the periodic table periods show what?
weight of the nucleus
Number of electrons in the valence shell
alphabetical order
Number of electron shells
Which group contains noble gases?
5
18
10
1
Does a flame test identify the metal or nonmetal in the compound?
Metal
Nonmetal
What is an ion?
An element with more or less neutrons
The element iron
A charged atom
A bigger version of an element
What is the chemical name for the ionic compound NaCl
Salt chlorine
Sodium Chlorine
Sodide chlorine
Sodium chloride
What is an isotope?
An element with more or less neutrons in the nucleus
A charged atom
A charged element
An element with more electrons than protons
What chemical formula does potassium ion (K+) and hydroxide ion (OH-) make?
KOH2
OHK
KO-H
KOH
