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Grade 9 Chemistry Review and Grade 10 Introduction! Flashcards | StudBud
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Grade 9 Chemistry Review and Grade 10 Introduction!
Grade 9 Chemistry Review and Grade 10 Introduction!
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Answers
1
Non-metals are found on the ____ side of the Periodic Table.
right
left
2
An OXIDIZER ____
can cause an irritation
intensifies a fire
can explode
is flammable
3
The type of atom that loses electrons is a _____
element
metal
non-metal
compound
4
ATOMIC MASS equals _______________
Number of neutrons
Number of protons
Number of protons and electrons
Number of protons and neutrons
5
What is an inference?
A conclusion drawn after analyzing results
A variable that you control
An observation you an make with your 5 senses
An educated guess made before an experiment
6
Number of protons USUALLY equals number of _____
elements
eletrons
compounds
neutrons
7
This symbol's WHMIS name is_____
Poisonous
Biohazardous
Corrosive
Acute Toxicity
8
There are metals in the Halogen Group (Family)...True or False?
False
Halogen isn't a Family!
True
9
This is a Bohr-Rutherford Diagram for the element __________________
Vanadium
Sodium
Manganese
Magnesium
10
Which one is NOT a Periodic Table Group (Family) of Elements?
Noble Gases
Transition Gases
Alkaline Earth Metals
Alkali Metals
11
What is the ATOMIC NUMBER of this element?
2
4
3
1
12
What do elements in the same GROUP (Family) of the Periodic Table have in common?
Number of valence electrons
Number of electron shells
Number of electrons
Chemical Formula
13
What is the TOTAL number of atoms in this compound: Na
2
CO
3
?
5
6
4
3
14
The POSITIVE particle found in the middle (nucleus) of an atom is called a(n)__________.
neutron
proton
electron
15
In a Lewis Dot Diagram, you draw _______
only the protons
only the inside shell electrons
all of the atom's electrons
only the outer shell electrons
16
What is the NAME of the element with the ATOMIC NUMBER 2.
Helium
Beryllium
Hydrogen
Lithium
17
Can atoms be destroyed during a chemical reaction?
Sometimes
No
Yes
18
What do elements in the same PERIOD of the Periodic Table have in common?
Number of electrons in outer shell
Chemical Properties
Number of electron shells
Physical Properties
19
A
DEPENDENT
variable is...
what CHANGES during the experiment (you do not control it)
what YOU control
20
I'm looking forward to Grade 10 Chemistry!
No
Yes!
I'M SO EXCITED! WHEN DO WE START?!?!
Not sure...
21
What is the name of this element: P?
Phosphorus
Iron
Lead
Potassium
22
A(n) ___________ is two or more substances CHEMICALLY JOINED together.
compound
element
mixture
23
An atom that has lost or gained 1 or more electrons is called a(n) ___________
compound
ion
mixture
element
24
What is the MAXIMUM number of electrons in the SECOND SHELL of a Bohr-Rutherford Diagram?
18
2
8
10
25
Which of the following is the symbol for GOLD? (Hint: Latin)
Ag
Hg
Au
Fe
26
A pure substance that cannot be broken down into simpler substances is a(n) ______________
mixture
element
compound