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Science Nine Chapter Three
Test Description: Science 9 Chapter 3
Instructions: Answer all questions to get your test result.
1) Atoms in non-metals tend to gain
A
ions
B
electrons
C
atoms
D
molecules
2) Which of the following can be formed when there is electon transfer between metals and non-metals?
A
molecule
B
ionic bond
C
element
D
covalent bond
3) Water is a(n)
A
polyatomic ion
B
element
C
covalent compound
D
ionic compound
4) How many chlorine atoms are in the compound calcium chlorate Ca(ClO3)2?
A
2
B
1
C
6
D
3
5) What is the ending of an ionic compound consisting of two elements (a metal and a non-metal)?
A
ate
B
ide
C
ite
D
ine
6) In the name "cobalt (II) phosphate", what does the Roman numeral reveal about cobalt?
A
it has gained 2 electrons
B
it can form two positive ions
C
it has an ionic charge of 2-
D
it has an ionic charge of 2+
7) What is the name for the compound CaCl2
A
calcium (II) chloride
B
calcium chloride
C
calcium chlorate
D
calcium chlorine
8) barium phosphide is a(n)
A
covalent compound
B
polyatomic ion
C
ionic lattice
D
ionic compound
9) Which of the following is an example of a physical change?
A
an antacid tablet fizzing after it is placed in water
B
a campfire burning
C
carbon dioxide being produced in the engine of a running car
D
a glacier melting
10) Which of the following is endothermic?
A
water freezing
B
gasoline burning in an engine
C
ice melting
D
dynamite exploding
*select an answer for all questions
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