EASY
NDA & NA EE
IMPORTANT
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Which one of the following element's isotope is used in the treatment of cancer?

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Important Questions on Elements, Compounds and Mixtures

EASY
NDA & NA EE
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 2 - Elements, Compounds and Mixtures>NDA & NA EE 2020 General Ability Test>Q 3
Number of molecules of water of crystallisation in copper sulphate, sodium carbonate and gypsum are
EASY
NDA & NA EE
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 2 - Elements, Compounds and Mixtures>NDA & NA EE 2020 General Ability Test>Q 4
Which one of the following was the first mineral acid discovered?
EASY
NDA & NA EE
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 2 - Elements, Compounds and Mixtures>NDA & NA EE 2019 Paper 2 General Ability Test>Q 5
Which one of the following statements about glass is not correct?
EASY
NDA & NA EE
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 2 - Elements, Compounds and Mixtures>NDA & NA EE 2019 Paper 2 General Ability Test>Q 6
The raw materials used for the manufacture of Portland cement are:
EASY
NDA & NA EE
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 2 - Elements, Compounds and Mixtures>NDA & NA EE 2019 Paper 2 General Ability Test>Q 7
Which one of the following does not represent the salt, calcium carbonate?
EASY
NDA & NA EE
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 2 - Elements, Compounds and Mixtures>NDA & NA EE 2019 Paper 2 General Ability Test>Q 8
Which one of the following substances is not a mixture?
EASY
NDA & NA EE
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 2 - Elements, Compounds and Mixtures>NDA & NA EE 2019 Paper 2 General Ability Test>Q 9
Which one of the following is termed as 'dry ice'?
EASY
NDA & NA EE
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 2 - Elements, Compounds and Mixtures>NDA & NA EE 2019 Paper 2 General Ability Test>Q 10
Which one of the following is not a monoatomic element?