6 years ago in KBC 7 - Episode 12

The shell of a hen's egg is mainly made of which of these substances?

[A] Calcium carbonate
[B] Sodium hydroxide
[C] Phosphoric acid
[D] Sodium Chloride
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Attempted 148
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Answers

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Sweety
Sweety - 1 year ago

Sweety from New Delhi, India is saying Calcium carbonate is correct answer

Vasudev Melinemani
Vasudev Melinemani - 1 year ago

Vasudev Melinemani from Bengaluru, India is saying Calcium carbonate is correct answer

Sarita Pandey
Sarita Pandey - 1 year ago

Sarita Pandey from Lucknow, India is saying Calcium carbonate is correct answer

Mukta Malakar
Mukta Malakar - 1 year ago

Mukta Malakar from Varanasi, India is saying Calcium carbonate is correct answer

Lutfa Afroz
Lutfa Afroz - 1 year ago

Lutfa Afroz from Guwahati, India is saying Sodium hydroxide is correct answer

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