EASY
9th CBSE
IMPORTANT
Earn 100

Bromine is a which exists in the liquid state. (metal / non-metal / metalloid)

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Important Questions on Is Matter Around Us Pure? (Elements, Compounds and Mixtures)

EASY
9th CBSE
IMPORTANT
Secondary Chemistry>Chapter 2 - Is Matter Around Us Pure? (Elements, Compounds and Mixtures)>Problems for Proficiency>Q 6
Metals can be drawn into wires. Therefore, they are _____ substances. 
EASY
9th CBSE
IMPORTANT
Secondary Chemistry>Chapter 2 - Is Matter Around Us Pure? (Elements, Compounds and Mixtures)>Problems for Proficiency>Q 6
Metals can be hammered into thin sheets. Therefore, they are _____ substances. (ductile/malleable)
EASY
9th CBSE
IMPORTANT
Secondary Chemistry>Chapter 2 - Is Matter Around Us Pure? (Elements, Compounds and Mixtures)>Problems for Proficiency>Q 6
Metals are _____. Therefore, they make a ringing sound when hit. 
MEDIUM
9th CBSE
IMPORTANT
Secondary Chemistry>Chapter 2 - Is Matter Around Us Pure? (Elements, Compounds and Mixtures)>Problems for Proficiency>Q 7
Classify the following elements as metals, non-metals and metalloids:
Hydrogen, iron, carbon, calcium, sulphur, chlorine, gold, arsenic, silver, mercury, sodium, bromine, aluminium, germanium, copper, helium, oxygen. 
EASY
9th CBSE
IMPORTANT
Secondary Chemistry>Chapter 2 - Is Matter Around Us Pure? (Elements, Compounds and Mixtures)>Problems for Proficiency>Q 1
Define a compound.
EASY
9th CBSE
IMPORTANT
Secondary Chemistry>Chapter 2 - Is Matter Around Us Pure? (Elements, Compounds and Mixtures)>Problems for Proficiency>Q 2
How many types of elements combine to form water? Write the name of each element.
HARD
9th CBSE
IMPORTANT
Secondary Chemistry>Chapter 2 - Is Matter Around Us Pure? (Elements, Compounds and Mixtures)>Problems for Proficiency>Q 3
Write two main differences between an element and a compound. 
EASY
9th CBSE
IMPORTANT
Secondary Chemistry>Chapter 2 - Is Matter Around Us Pure? (Elements, Compounds and Mixtures)>Problems for Proficiency>Q 4
'Water is a compound and not an element'. Give evidence to support this statement.