Name Quiz I 1. Which of the following is NOT a property of 1, Which of the follo

Question

Name Quiz I 1. Which of the following is NOT a property of 1, Which of the following is NOT a property of water? D) High Specifie heat E) All the above are true B) Contains Hydrogen Bonds 2 The following compound coetains what functional group? A) Curboxy B) Thiol D] Ciehanyl E) Amide protons in the pH 7 than in the pH 8. 3. When comparing pH 7 to ph 9, there are A12 times asore D) 10 times less E) 100 times more A) Carboxyl B) Thiol D) Carbanyl E) Amide following molecule would be classified as a (n) A) Aldose B) Pentose C) Ketose D) Maltose E) Texinose

Explanation / Answer

Q1. Which of the following is NOT a property of water?

Answer: A) Hydrophobic.

Molecules that attract water and form ionic or hydrogen bonds with water are called as hydrophilic. While, any molecule that repel water is called as hybrophobic.

Answer 2: The compound contains Hydroxyl (-OH) functional group.

Q3. When comparing pH 7 to 9, there are ----- protons in pH 7 than in pH 8.

Answer: D) 10 times less.

The number of protons become lesser as the pH increases, while number of hydroxide ions increases as the pH of a solution increases.

Answer 4: B) Thiol

R-S-H is a thiol compound. It is also called as organosulfur compound.

Answer 5: A) Aldose

The compound contains one aldehyde (-CH=O) group per molecule, thus, this should be classified as aldose compound.

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