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S-Block Element...

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  • Question 1
    4 / -1

    Sodium is heated in air at 300°C to form X. X absorbs CO2 and forms Na2 CO3 and Y? Which of the following is Y?

  • Question 2
    4 / -1

    Which of the following on thermal decomposition yields basic as well as acidic oxide?

  • Question 3
    4 / -1

    Which of the following represents the composition of carnallite mineral?

  • Question 4
    4 / -1

    Which one of the following orders of stability is correct?

  • Question 5
    4 / -1

    Plaster of Paris on making paste with little water sets to hard mass due to formation of

  • Question 6
    4 / -1

    Phosphine, acetylene and ammonia can be formed by treating water with

  • Question 7
    4 / -1

    Thomas slag is

  • Question 8
    4 / -1

    Which of the following hydroxides is amphoteric in nature?

  • Question 9
    4 / -1

    In which of the following reaction, MgO is not formed?

  • Question 10
    4 / -1

    Fire extinguishers contain H2SO4 and

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