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ALL ABOUT CHEMISTRY EXPLORE THE MYSTERY OF CHEMISTRY
  • Class 8
    • Matter
    • The Language of Chemistry
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    • Chemical Changes and Reactions
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  • Class 10
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  • Class 11
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    • Redox Reaction
    • Hydrogen and its Compounds
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      • Preparation Of Hydrogen|Laboratory|Industrial
      • Physical and Chemical Properties of Hydrogen
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      • Water|Structure-Properties
      • Heavy Water
      • Hydrogen Peroxide
    • s-block element
      • Group-1
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      • Qualitative and Quantitative Analysis |Organic Chemistry
      • IUPAC Nomenclature of Organic Compounds
  • Class 12
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    • Solid State
    • Chemical Kinetics
    • d- block elements
    • Surface Chemistry
    • Alkyl Halides and Arylhalides
      • Haloalkanes and Haloarenes|Types|Isomerism|Preparations
      • Reactions of Haloalkanes|Chlorobenzene
    • Alcohol and Phenol
  • JEE
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      • Structure Of Atom
      • Solid State
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    • Inorganic Chemistry
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        • Preparation Of Hydrogen|Laboratory|Industrial
        • Physical and Chemical Properties of Hydrogen
        • Occurrence, Preparation, and Compounds of Hydrogen
        • Water|Structure-Properties
        • Heavy Water
        • Hydrogen Peroxide
      • Redox Reaction
      • s block element
        • Group-1
        • Group-2
      • d- block elements
    • Organic Chemistry
      • Basic Organic Chemistry
        • IUPAC Nomenclature of Organic Compounds
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        • Reactions of Haloalkanes|Chlorobenzene
      • Alcohol and Phenol
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        • Hydrogen Peroxide
      • Redox Reaction
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Home Standard Class 9 The Language of Chemistry-MCQs-Class 9
The Language of Chemistry
The Language of Chemistry
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The Language of Chemistry-MCQs-Class 9

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All About Chemistry
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May 27, 2021
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Test your progress in this Chapter. (20 Questions)All the Best!

This Test is not time limited . So before submitting, recheck your answers. As you click the submission button given at the end of  the Questions, you will get your result. Scroll up, the correct and incorrect answers will be shown to you. 

1.The formula of dichromate ion is
2.Name of the compound NaClO is -
3.The valency of acetate radical is
4.Balance the reaction: HNO3 = NO2 + O2 + H2O
5.Balance the reaction: C + HNO3 = CO2 + NO2 + H2O
6.Calculate the % of hydrogen in C2H5OH is- [ C=12, H=1, O=16]
7. Calculate the % of Sodium in Na2CO3 is- [Na=23, C=12, O=16]
8.Molecular weight of Na2CO3.10H2O is- [ Na=23, C=12, O=16, H=1]
9.Balance the reaction: Na2S2O3 + I2 → Na2S4O6 + NaI
10.Balance the reaction: CuO + NH3 → Cu + N2 + H2O
11.Balance the reaction:NH3 + P2O5 + H2O →(NH4)3PO4
12. Calculate the % of Carbon in C6Cl2H10- [ C=12, Cl= 35.5, H=1]
13. Calculate the% of N in C6H15N- [C=12, H=1, N=14]
14. Which gas is also known as laughing gas?
15. Formula of bleaching powder is -
16.Sodium bicarbonate is also known as-
17. Formula of Methane gas is-
18. Calculate the % of Nitrogen in N2H4- [ N=14, H=1]
19. The formula of sodium thiosulphate is-
20. Balance the following: Cu + HNO3 → Cu(NO3)2 + NO + H2O

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