MCQ questions for class 10 Science Chapter 3 Metals and Non-metals
Question 1: Which metal is known as the "King of Metals"?
Gold
Silver
Copper
Aluminum
Question 2: What is the chemical formula for rust?
FeO
Fe2O3
Fe3O4
Fe(OH)3
Question 3: Which of the following metals does not react with water or steam?
Sodium
Potassium
Calcium
Aluminum
Question 4: What happens when magnesium reacts with oxygen?
Formation of oxides
Formation of hydroxides
Formation of carbonates
Formation of sulfides
Question 5: What is the product of the reaction between copper oxide and dilute hydrochloric acid?
Water
Salt
Hydrogen gas
Oxygen gas
Question 6: What is the chemical formula for common salt?
NaNO3
NaHCO3
NaCl
Na2CO3
Question 7: Which of the following is a property of metals?
Brittle
Sonorous
Non-conductor of heat and electricity
Dull appearance
Question 8: What is the chemical symbol for silver?
S
Si
Ag
Au
Question 9: What type of oxides are formed by non-metals?
Basic
Acidic
Amphoteric
Neutral
Question 10: What is the product of the reaction between sulfuric acid and zinc?
Water
Salt
Hydrogen gas
Oxygen gas
Question 11: Which metal is used for making galvanizing iron?
Copper
Aluminum
Zinc
Lead
Question 12: What is the product of the reaction between sodium hydroxide and hydrochloric acid?
Water
Salt
Hydrogen gas
Oxygen gas
Question 13: What happens when copper reacts with silver nitrate solution?
Formation of salt
Evolution of gas
Formation of an acid
Formation of a base
Question 14: What is the chemical formula for quicklime?
Ca(OH)2
CaCO3
CaO
CaSO4
Question 15: Which of the following is a metalloid?
Boron
Sulfur
Phosphorus
Chlorine
Question 16: What is the chemical formula for baking soda?
NaNO3
NaHCO3
NaCl
Na2CO3
Question 17: What is the product of the reaction between hydrochloric acid and magnesium oxide?
Water
Salt
Hydrogen gas
Oxygen gas
Question 18: Which of the following is a metal?
Sulfur
Iodine
Bromine
Calcium
Question 19: What is the chemical formula for gypsum?
Ca(OH)2
CaCO3
CaO
CaSO4
Question 20: Which gas is evolved when hydrochloric acid reacts with sodium bicarbonate?
O2
CO2
H2
N2
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