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Y8- Atoms, elements, compounds and mixtures
By Mr Pike
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Last updated about 11 hours ago
15 questions
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Formative Generation Completed!
Formative Generation Completed!
Question 1
1.
What is the smallest unit of an element that maintains the chemical properties of that element?
Molecule
Atom
Compound
Electron
Question 2
2.
Is water considered a compound?
True
False
Question 3
3.
Which of the following is not a mixture?
Salad
Air
Orange juice
Gold
Question 4
4.
Which three particles make up an atom?
Proton
Neutron
Electron
Photon
Question 5
5.
What determines the atomic number of an element?
Number of protons
Number of electrons
Number of neutrons
All of the above
Question 6
6.
Can the number of protons in an atom change?
True
False
Question 7
7.
What is the center of an atom called?
Nucleus
Proton
Neutron
Electron shell
Question 8
8.
What elements make up water?
Hydrogen
Oxygen
Nitrogen
Carbon
Question 9
9.
What type of bond holds the atoms together within a water molecule?
Ionic
Covalent
Metallic
Hydrogen
Question 10
10.
Is air considered to be a homogeneous mixture?
True
False
Question 11
11.
The periodic table is organized by increasing what?
Atomic number
Number of neutrons
Number of electrons
All of the above
Question 12
12.
What are the two types of chemical bonds?
Ionic
Radical
Covalent
Universal
Question 13
13.
What is a substance made up of only one type of atom?
Compound
Mixture
Element
Molecule
Question 14
14.
Do all atoms of the same element have the same number of protons?
True
False
Question 15
15.
Which of these is not a pure substance?
Iron
Oxygen
Water
Lemonade