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10th Standard English Medium Science Subject Atoms and Molecules Creative 1 Mark Questions with Solution Part - I Question Bank Software Jul-02 , 2021

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10th Standard English Medium Science Subject Atoms and Molecules Creative 1 Mark Questions with Solution Part - I

10th Standard English Medium Science Subject Atoms and Molecules Creative 1 Mark Questions with Solution Part - I

10th Standard

    Reg.No. :
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Science

Time : 00:30:00 Hrs
Total Marks : 5
    5 x 1 = 5

  1. The mass of an atom is measured in ____________

    (a)

    kg

    (b)

    amu

    (c)

    g

    (d)

    Pm

  2. Atoms of different elements with different atomic numbers, but same mass number are known as _________

    (a)

    isobars

    (b)

    isotopes

    (c)

    isotones

    (d)

    isomers

  3. Pick out the isotopes among the following pairs

    (a)

    6C13, 7N14

    (b)

    18Ar4, 20Ca4

    (c)

    6C12, C614

    (d)

    5B12, 6C13

  4. Which among the following is a homo atomic molecule?

    (a)

    N2

    (b)

    NH3

    (c)

    HCl

    (d)

    N2O

  5. Identify the 'hetero nuclear tri atomic molecule' among the following.

    (a)

    P4

    (b)

    H2SO4

    (c)

    CO2

    (d)

    O3

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