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Chemistry Revision Year 9 Flashcards | StudBud
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Chemistry Revision Year 9
Chemistry Revision Year 9
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Year 8 Chem
Flashcards
20 cards
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Practice quiz
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Host live
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Questions
20
Answers
1
What sun atomic particles are found in the nucleus?
protons
protons and neutrons
protons and electrons
electrons
2
Which of the following is a compound?
Sugar
Mercury
Nitrogen
Gold
3
Elements contain one type of
Compound
Gold atoms
Atom
Elements
4
An element is
something on the Periodic Table
A pure substance containing one type of atom
Matter
A Solids
5
Cl is the symbol for
a gas
Chlorine
Chorine
Pool water
6
Which is the chemical symbol for Carbon
Ca
C
c
Car
7
Electrons spin in ________ around the nucleus
nucleus
circles
orbits
shells or clouds
8
What is the name of the element with the symbol N
Nitrous oxide
Nitrogen
Oxygen
Netflix
9
The periodic table lists elements in order of their
Physical Change
Atomic Number
Weight
When they were discovered
10
The symbol for Lithium is
Li
Lith
Lighting a sparkler
LI
11
Which of the following is created by chemically joining two different elements
Molecule
Atom
Compound
Element
12
When a chemical reaction happens the atoms are
Move faster or slower
Destroyed
Transported into space
Rearranged to make a new product
13
Neon has a atomic number of 10. Thus it has
10 neutrons
no nucleus
20 electrons
10 protons
14
Salt, a compund has which elements present?
Oxygen and sodium
Sodium
Salt atoms
Sodium and chlorine
15
Which of the following are not elements
water
silver
hydrogen peroxide
carbon
16
When magnesium metal is burnt it combines with _____ (something from the air)to form a compound:
oxygen
flame
fire
antioxidants
17
The atomic mass is the:
the same as the aromic number
Number of protons and neutrons in the nucleus
The number of protons in the nucleus
the number of electrons
18
The symbol for Magnnesium is
Mg
Ma
Na
MG
19
The chemical symbol for Sodium is:
NA
S
Na
So
20
What is the scientific study of matter called?
Anatomy
Chemistry
Histology
Biochemistry
