Class 7    General Science    Example [SC-7.9]

Previous Question    Next Question

Q 1. Steel is an alloy of iron and ----------.
  • bauxite
  • cobalt
  • silicon
  • carbon
Q2. State true or false: "The proportion of constituent elements is fixed in compounds".
  • Blank
  • TRUE
  • Blank
Q3. What is the symbol of Silver ?
  • Ag
  • Au
  • Cu
  • Fe
Q4. The specific abbreviation used to denote the name of an element is called ----------.
  • icon
  • symbol
  • properties
  • atomic weight
Q5. Brass is an alloy of zinc and ----------.
  • iron
  • aluminium
  • copper
  • gold
Q6. What is the symbol of Manganese ?
  • Mg
  • Mn
  • Ra
  • Zn
Q7. State true or false: "A compound has same properties those of its constituents".
  • TRUE
  • Blank
  • Blank
Q8. Stainless steel is an alloy of ---------- and iron.
  • copper
  • chromium
  • tin
  • silicon
Q9. What is the symbol of Aluminium ?
  • Ba
  • Ni
  • Am
  • Al
Q10. What is the molecular formula of Salt ?
  • Na2Cl
  • NaCl
  • NaCl2
  • NaCl3
You have not completed all the answers.

Click Back to attempt missing questions or Continue to get the score.

Please see all the correct answers below. Where:

You have scored out of 10. This is % score. Please refer the study materials to understand this chapter's concept. Please write us if you could not find answer of any questions or you need any help from our experts.