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Chemistry Test-...

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  • Question 1
    4 / -1

    A reversible galvanic cell is connected to an external battery. If the EMF of the battery is less than the EMF of the galvanic cell, then the current _________.

  • Question 2
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    The atoms of elements belonging to the same group of periodic table have the same:

  • Question 3
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    Choose incorrect option:

    Antibonding molecular orbitals

  • Question 4
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    Which of the following is not a process of formation of alkanes?

  • Question 5
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    The reaction in which anions and cations of two different molecules exchange places, forming two completely different compounds, is called:

  • Question 6
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    Which of the following is the correct increasing order of their basic strength?

  • Question 7
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    Which of the following does not represent a disaccharide?

  • Question 8
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    Water contains calcium and magnesium ions is called hard water. Soaps can't work in hard water. Which of the following reaction gives correct representation when we use soaps with hard water?

  • Question 9
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    What causes greenhouse effect?

  • Question 10
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    5g of an unknown solute is dissolved in 295 g solvent. If molarity and density of solution are 0.05M and 1.5 g/cc respectively. The molecular weight of unknown solute is:

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