WorksheetsChemistry Quick Review
Total questions: 15
Worksheet time: 14mins
What element is on period 4 group 10?
Db
Ni
Pd
Ti
How many protons does Fluorine have?
18
19
10
9
What is the symbol for Sodium?
Na
S
K
Sn
How many neutrons does Strontium (Sr) have?
49
38
50
51
What element has 45 electrons?
Nb Niobium
Pd Palladium
Zr Zirconium
Rh Rhodium
How do you find the number of neutrons?
You look at the atomic #.
You take the rounded atomic mass and subtract out the atomic number.
You take the atomic number and subtract out the number of electrons.
You look at the atomic mass.
Where are the metals located on the periodic table?
To the left of the zig zag.
On the zig zag
On the left and the right of the zig zag.
To the right of the zig zag.
Is Ge (Germanium) a metal, nonmetal, or metalloid?
Metal
Nonmetal
Metalloid
None of these
Is Hydrogen a metal, nonmetal, or metalloid?
Metal
Nonmetal
Metalloid
None of these
Is Molybdenum (Mo) a metal, nonmetal, or metalloid?
Metal
Nonmetal
Metalloid
None of these
When sodium and chlorine are combined they become table salt NaCl. Is this combination a physical or chemical change?
Chemical
Physical
When sugar is dissolved in sweet tea it spreads out but keeps its chemical composition. Is this a physical or chemical change?
Chemical
Physical
How many electrons does Tungsten (W) have?
184
183
110
74
What element is on period 3 and is part of the noble gases?
Cl
Ar
Ne
S
Is NaCl a compound or element?
Compound because it has 2 different elements
Element because it has 1 element
Compound because it has 3 different elements
Element because it has 2 different elements
