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SAT Chemistry - Question List

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11. Which of the following families contains characteristically nonreactive elements?

Alkali metals
Alkaline earth metals
Halides
Halogens
Noble gases

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12. Which of the following conditions guarantees that a reaction will occur spontaneously in the forward direction?

The temperature is negative
Change in enthalpy is positive
Change in entropy is negative
Change in Gibbs free energy is negative
Change in temperature is positive

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13. Which of the following solutions has the highest boiling point?

1 M NaOH
1 M CaCl₂
1 M NaCl
1 M KNO₃
1 M LiCl

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14. The half-life of 32 grams of a radioactive substance is 6.5 hours. How many grams of the substance remain after 19.5 hours?

16 grams
8 grams
4 grams
2 grams
32 grams

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15. Which of the following acids is classified as weak?

CH₃COOH
HCl
HBr
HClO₄
H₂SO₄

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SAT Chemistry - Question List

Select how would you like to study

Select how would you like to study