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Define effusion and give example.

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How many types of chemical bond?

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Define substance. Give an example.

asked Nov 21, 2018 in Chemistry by danish (1.0m points)

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Define latent heat of fusion with an experiment?

asked Nov 21, 2018 in Physics by danish (1.0m points)

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How did Bohr proved that an atom must exist?

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Define nuclear fission reaction.

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Explain the types of covalent bond with at least one example of each type.

asked Nov 22, 2018 in Chemistry by danish (1.0m points)

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Why electronegativity Decreases in groups?

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What is an isotopes? Describe the isotopes of hydrogen with diagrams

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What is Pauling scale?

asked Nov 22, 2018 in Chemistry by danish (1.0m points)

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Write a detailed note on meiosis.

asked Nov 23, 2018 in Science by danish (1.0m points)

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Define Nobel gases. Give example?

asked Nov 21, 2018 in Chemistry by danish (1.0m points)

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What is absolute zero, give its value?

asked Nov 22, 2018 in Chemistry by danish (1.0m points)

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Define metal. Give example?

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What is group?

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What is the difference between ionization energy and electron affinity explain it with detail?

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Explain what is meant by absolute temperature scale and absolute temperature?

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Write the use of measuring cylinder?

asked Nov 21, 2018 in Chemistry by danish (1.0m points)

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What is thermometric property ?

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What is meant by internal energy of a body?

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