An element ‘Z’ forms the following compound when it reacts with hydrogen, chlorine, oxygen and phosphorous

CBSE Class 9 CBSE Class 9 Science
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An element ‘Z’ forms the following compound when it reacts with hydrogen, chlorine, oxygen and phosphorous.
ZH3, ZCL3, Z203 and ZP

  1. What is the valency of element ‘Z’?
  2. Element ‘Z’ is metal or non-metal?

Answer:

  1. The valency of ‘Z’ is 3.
  2. Element ‘Z’ is a metal because it is electropositive and is reacting with non-metals.