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MCQs on Grade 10 Chemistry Worksheets PDF Download eBook
MCQ: Process in which metal ions are reduced to free metals is called
- roasting
- smelting
- Bessemerization
- concentration
B
MCQ: Which of the following has the lowest percentage in the air?
- krypton
- argon
- hydrogen
- helium
C
MCQ: Which of the following is a pentahydroxy ketone?
- glucose
- fructose
- sucrose
- starch
B
MCQ: Which of the following is the most abundant class of organic compounds?
- carbohydrates
- proteins
- vitamins
- lipids
A
MCQ: Water is an example of
- acid
- base
- amphoteric substance
- salt
C