Chemical Names
What is the chemical formula for common salt?
NaCl
What is the molar mass for water?
18 g/mol
What does the symbol Ag represent?
Silver
Avogadro's number represents how many particles in one mole?
6.02 x 1023
What state of matter has a definite volume but no definite shape.
Liquid
What is the common name for dihydrogen monoxide?
Water
What is the molar mass of carbon dioxide?
44 g/mol
Which gas is found in group 18, period 2?
Neon
What is the mass of one mole of carbon-12 atoms?
The chemical symbol for the element gold is
Au
What is the chemical formula for sulfuric acid?
H2SO4
What is the molar mass for common salt
58.5 g/mol
Which element is the lightest in group 2?
Beryllium
How many number of moles are in 36 grams of water
2 moles
What type of chemical bond involves the sharing of electrons between atoms?
Covalent bond
What is the common name for nitrogen trihydride?
Ammonia
What is the molar mass of ammonia?
17 g/mol
This is the only metal which exists as a liquid at r.t.p.
Name it.
Mercury
How many number of moles are in 98 grams of sulfuric acid?
1 mole
The pH value of a neutral solution, such as pure water is .....
7
What is the chemical formula for carbon pentachloride?
CCl4
What is the molar mass of glucose?
180 g/mol
An element in group 1, period 3 reacts with an element in group 17, period 3. What is the name of the product they form?
Sodium chloride (common salt)
How many moles are in 9g of dihydrogen monoxide?
0.5 moles
Which scientist created the first periodic table of elements?
Dmitri Mendeleev