chemical properties periodicity

mcqspedia.com has 5 Question/Answers about Topic chemical properties periodicity

Sufurtrioxide is obtained by oxidation of

Sufurtrioxide is obtained by oxidation of
  • A. sulfur
  • B. sulfur oxide
  • C. sulfuric acid
  • D. sulfur dioxide
  • Correct Answer: Option D

Sodium reacts vigorously with

Sodium reacts vigorously with
  • A. water
  • B. metals
  • C. gases
  • D. All of Above
  • Correct Answer: Option A

Magnesium and Aluminum burns with bright white flames and reacts vigorously when heated with

Magnesium and Aluminum burns with bright white flames and reacts vigorously when heated with
  • A. nitrogen
  • B. oxygen
  • C. carbon dioxide
  • D. sulfuric acid
  • Correct Answer: Option B

Sodium burns with flame of color

Sodium burns with flame of color
  • A. blue
  • B. red
  • C. yellow
  • D. apple green
  • Correct Answer: Option C

When phosphorus reacts with oxygen, it gives off clouds of

When phosphorus reacts with oxygen, it gives off clouds of
  • A. white color
  • B. phosphorus oxide
  • C. both A and B
  • D. phosphorus dioxide
  • Correct Answer: Option C