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20 results for "chemistry"
Questions 20
What is the common name for 'Calcium Sulfate Hemihydrate'?
medium chemistry gk science ssc
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Which gas is used in fire extinguishers to put out fires?
easy basics chemistry safety science
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The pH value of pure water is approximately:
easy basics chemistry science water
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The ratio of copper and zinc in a brass alloy is 13 : 7. How much zinc will be there in 100 kg of the alloy?
easy alloy chemistry mathematics ratio
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Which of the following is the primary constituent of 'Natural Gas'?
easy chemistry environment science ssc
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Which gas is used for the artificial ripening of green fruits?
medium biology chemistry science ssc
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Which gas is known as the 'Silent Killer' because it is colorless, odorless, and highly toxic?
easy chemistry environment health science
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What is the process of conversion of solid directly into gas called?
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Which chemical compound is known as 'Dry Ice'?
easy basics chemistry co2 science
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What is the PH value of pure water at 25°C?
easy chemistry gk science ssc
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Which acid is present in lemon?
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Which gas is released when bleaching powder is added to water?
medium chemistry gk science ssc
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What is the PH of the human stomach acid?
medium biology chemistry science ssc
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Which gas is known as 'Laughing Gas'?
easy chemistry gk science ssc
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Which chemical is used for 'Cloud Seeding' to induce artificial rain?
medium chemistry environment science ssc
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Which acid is present in ant stings?
easy basics biology chemistry science
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What is the pH value of pure water?
easy chemistry gk science ssc
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Which element is the most abundant in the Earth's crust by weight?
medium chemistry geology science ssc
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Which of the following is the hardest natural substance found on Earth?
easy chemistry diamond geology science
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What is the chemical symbol for water?
easy chemistry gk science water
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