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- Question
Which one of the following is not a characteristic of a compound?
Options- A. Composition is variable.
- B. All particles of compound are of only one type.
- C. Particles of compound have two or more elements.
- D. Its constituents cannot be separated by simple physical methods.
- Correct Answer
- All particles of compound are of only one type.
ExplanationA mixture is made from different substances that are not chemically joined.Compound:
?Two or more elements combine together chemically to form a new substance called compound.
?The different elements are chemically joined together.?Compounds are homogeneous, i.e. their properties are the same throughout
?The compound has properties different from the elements it contains.
?It can only be separated into its elements using chemical reactions. (not using physical methods)
?During the formation of a compound from its elements, a certain amount of energy in the form of heat, light, electricity is either absorbed or evolved
- 1. The powers to legislate with respect to any matter not enumerated in any of the three lists are mentioned as residuary powers. Which of the following is empowered to determine finally as to whether or not a particular matter falls in this category
Options- A. Lok Sabha
- B. Judiciary
- C. Rajya Sabha
- D. Parliament Discuss
- 2. Light travels at the fastest speed in
Options- A. glass
- B. water
- C. hydrogen
- D. vacuum Discuss
- 3. Devaluation of currency will be more beneficial if
Options- A. prices of domestic goods remain constant
- B. prices of exports remain constant
- C. prices of imports remains constant
- D. prices of exports rise proportionately Discuss
- 4. The first hand glider was designed by...?
Options- A. Leonardo DaVinci
- B. The Wright brothers
- C. Francis Rogallo
- D. Galileo Discuss
- 5. Which of the following dances is a solo dance?
Options- A. Ottan Thullal
- B. Kuchipudi
- C. Yakshagana
- D. Odissi Discuss
- 6. Eritrea, which became the 182nd member of the UN in 1993, is in the continent of
Options- A. Asia
- B. Africa
- C. Europe
- D. Australia Discuss
- 7. The main chemical constituent of the oil of cardamom which is responsible for flavour of this oil is
Options- A. cineole
- B. engenol
- C. geraniol
- D. limonene Discuss
- 8. In which decade was the telegraph invented?
Options- A. 1810s
- B. 1840s
- C. 1870s
- D. 1890s Discuss
- 9. The speed of your net access is defined in terms of...
Options- A. RAM
- B. MHz
- C. Kbps
- D. Megabytes Discuss
- 10. The famous character 'Pickwick' was created by
Options- A. Steven Spielberg
- B. Leo Tolstoy
- C. Walt Disney
- D. Charles dickens Discuss
More questions
Correct Answer: Judiciary
Correct Answer: vacuum
Correct Answer: prices of exports remain constant
Correct Answer: Leonardo DaVinci
Correct Answer: Ottan Thullal
Correct Answer: Africa
Correct Answer: cineole
Correct Answer: 1840s
Explanation:
On May 24, 1844, Samuel Morse send his famous message, "What hath God wrought?"
Correct Answer: Kbps
Correct Answer: Charles dickens
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