What is the atomic number of carbon?
14
6
8
12
What is the atomic number of carbon?
14
6
8
12
What is the pH of pure water?
7
5
10
3
Which gas is a greenhouse gas?
Oxygen
Carbon dioxide
Nitrogen
Hydrogen
What is the formula for methane?
CH4
CO2
C2H6
C3H8
What is the unit of pressure?
Joule
Newton
Pascal
Watt
What does NaCl stand for?
Magnesium hydroxide
Potassium nitrate
Calcium carbonate
Sodium chloride
What type of bond is H2O?
Ionic
Hydrogen
Covalent
Metallic
What is the periodic table's first element?
Hydrogen
Oxygen
Helium
Lithium
Which is a noble gas?
Bromine
Chlorine
Fluorine
Neon
What is the formula for sodium bicarbonate?
Na2CO3
NaCl
NaHCO3
NaOH
What is the boiling point of water?
0°C
50°C
100°C
150°C
What is a catalyst?
Increases temperature
Speeds up a reaction
Slows down a reaction
Changes products
Which is an alkali metal?
Iron
Sodium
Gold
Copper
What is the formula for hydrochloric acid?
H2SO4
HCl
HNO3
NaOH