Name the atom types found in the substance glucose

6 Carbon, 12 Hydrogen, 6 Oxygen

An atom that has gained or lost electrons- charge inbalance

Beryllium is the 4th element on the periodic table. What does this tell you?

4 is the atomic number - so it has 4 protons in the nucleus

Name and number the atoms found in Maltose

Carbon 12, Hydrogen 22, Oxygen 11

What does the mass number indicate?

No. proton and neutrons in the nucleus

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Yr 9 Atoms

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Yr Atomic structure revision

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Answers

1
Name the atom types found in the substance glucose
12 Carbon, 6 Oxygen, 6 Hydrogen
6 Calcium, 12 Hydrogen, 6 Oxide
6 Carbon, 12 Hydrogen, 6 Oxygen
6 Chlorine, 12 Hydrogen, 6 Oxygen
2
What was Rutherford's theory about atomic structure?
Postive charged particles are inside the nucleus
+ & - particles scattered inside atom like a plum pudding
Negatively charged particles surround the nucleus
Both 2 and 3
3
The number of protons in an atom is referred to as the
Isotope
Atomic mass
Atomic number
Mass number
4
An isotope is an atom that has a differrent number of
Protons
Electrons
Neutrons
Protons and Neutrons
5
Atoms are the basic building block of matter
True
False
6
Marie Curie was responsible for
Awarded Nobel Prize in Physics - research into radioactivity
Studied radioactivity with her husband Pierre
Discovered new radioactive elements radium and polonium
All answers
7
Moving away from the nucleus, give the no. of electrons in the first 4 electron shells
2,8,8,10
2,8,8,2
1,2,3,4
1,2,8,8
8
Name the 3 particles found in an atom
Ion, Electron, Neutron
Proton, Neutron, Electron shell
Proton, Electron, Nucleus
Proton, Neutron & Electron
9
How many oxygen atoms are in potassium hydrogen sulphate?
0
4
7
1
10
The periodic table of elements is a list of all the different chemical compounds we know exist
False
True
11
How many neutrons are in the nucleus of Helium?
6
2
4
0
12
What is an ion?
An atom that has gained neutrons
An atom that has lost protons
Something that flattens clothes with heat
An atom that has gained or lost electrons- charge inbalance
13
Carbon has 6 protons and 6 electrons
True
False
14
How many Oxygen atoms are in Ca₃(PO₄)₂
2
4
11
8
15
What is the electronic configuration for Oxygen which has the atomic number 8
0,2,8
2,4
2,6
8,16
16
Beryllium is the 4th element on the periodic table. What does this tell you?
4 is the atomic number - so it has 4 protons in the nucleus
Beryllium has 4 neutrons & protons in its nucleus
It has 4 protons and 0 neutrons and 4 electrons
It was the 4th element discovered
17
Name and number the atoms found in Maltose
Carbon 12, Hydrogen 22, Oxygen 11
Calcium 12, Hydrogen 22, Oxygen 11
Copper 12, Hydrogen 22, Oxygen 11
Hydrogen 11, Carbon, 22, Oxygen 11
18
What does the mass number indicate?
No. proton and neutrons in the nucleus
No. of protons and electrons in the nucleus
No. electrons in the nucleus
No protons in the nucleus
19
Which of these forms of hydrogen are radioactive?
Deutrium and Tritium
Hydrogen
Deuterium
Tritium
20
How many electrons are in the third shell of the element calcium?
20
8
6
2

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