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Chemistry Test-...

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  • Question 1
    4 / -1

    By which of the following processes an amino group from amino acid is transferred to produce a keto acid?

  • Question 2
    4 / -1

    If the binding energy for nucleon in \({ }_{3}^{7} Li\) and \({ }_{2}^{4} He\) nuclei are \(5.60 MeV\) and \(7.06\) MeV respectively, then in the reaction \(p+{ }_{3}^{7} Li \rightarrow 2_{2}^{4} He\), energy of proton must be:

  • Question 3
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    The properties of elements are periodic function of their ________.

  • Question 4
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    Which of the following represents the balanced chemical equation for the reaction of potassium metal with water to form metal hydroxide?

  • Question 5
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    Which of the following is the correct decreasing order of the \(\mathrm{pK}_{\mathrm{b}}\) values?

  • Question 6
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    Which one of the following is an example of co-polymer?

  • Question 7
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    Which of the following is not used as an antacid?

  • Question 8
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    A student was given few metals \(\mathrm{Mg}, \mathrm{K}, \mathrm{Fe}\) and \(\mathrm{Cu}\). Which of them will react only with steam and not with cold or hot water to give \(\mathrm{H}_ 2\) gas?

  • Question 9
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    Which of the following is not a rule for calculating oxidation number?

  • Question 10
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    A positron is an anti-particle of an electron, having the same mass but opposite charge to electron. Then, the minimum energy released in annihilation of matter of a pair of an electron and a positron is nearly:

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