Chemistry MCQ

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Chemistry Quick Quiz

Question 1 of 10
  • Of the following metals, __________ exhibits multiple oxidation states.

    Answer & Explanation

    Correct Answer: Ni

    Note: This Question is unanswered, help us to find answer for this one

  • On dissolving 1.355 gm of a substance in 55 gm of acetic acid results a depression of 0.618°C in the freezing point. If the molecular depression of the freezing point of 100 gm acetic acid is 385°C, then what will be the correct molecular weight of the dissolved substance?

    Answer & Explanation

    Correct Answer: 153.5

    Note: This Question is unanswered, help us to find answer for this one

  • Violent shaking from an earthquake can cause soil and rock on slopes to fall and cause a _____.

    Answer & Explanation

    Correct Answer: Landslide

    Note: This Question is unanswered, help us to find answer for this one

  • According to the third law of thermodynamics, which of the following options is the value of the entropy of a perfect crystal at 0 K?

    Answer & Explanation

    Correct Answer: Zero

    Note: This Question is unanswered, help us to find answer for this one

  • For which two of the following salts, cation is from strong base while anion is from weak acid?

    Answer & Explanation

    Correct Answer: NaF

    Note: This Question is unanswered, help us to find answer for this one

  • What is the correct molecular formula of an organic compound that has the molecular weight of 90 and the empirical formula CHZO? It is given that, C =12, H =1, and 0 =16.

    Answer & Explanation

    Correct Answer: C3H6O3

    Note: This Question is unanswered, help us to find answer for this one

  • The volume of a sample of gas (2.49 g) was 752 ml at 1.98 atm and 62 c. the gas is ________.

    Answer & Explanation

    Correct Answer: NO2

    Note: This Question is unanswered, help us to find answer for this one

  • Autoreceptors are located on the _______ and detect _______.

    Answer & Explanation

    Correct Answer: Presynaptic membrane; the transmitter released by that neuron

    Note: This Question is unanswered, help us to find answer for this one

  • One hundred proof alcohol has a __________ alcohol content.

    Answer & Explanation

    Correct Answer: 55%

    Note: This Question is unanswered, help us to find answer for this one

  • Cohesion, surface tension, and adhesion are the properties of water molecules that ________.

    Answer & Explanation

    Correct Answer: Are a result of hydrogen bonding

    Note: This Question is unanswered, help us to find answer for this one

  • Chemistry Quick Quiz

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