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Identify the wrong statement in the following

  • Atomic radius of the elements increases as one moves down the first group of the periodic table
  • Atomic radius of the elements decreases as one moves across from left to right in the 2nd period of the
  • Amongst isoelectronic species, smaller the positive charge on the cation, smaller is the ionic radius
  • Amongst isoelectronic species, greater the negative charge on the anion, larger is the ionic radius
Similar Questions :

1. Which one of the following gas is readily soluble in water at room temperature ?

  • chlorine
  • nitrogen
  • ammonia
  • carbon dioxide

2. Which of the following gas is used in cigarette lighters ?

  • Butane
  • Propane
  • Methane
  • Ethane

3. How many different oxides are formed by nitrogen ?

  • two
  • three
  • four
  • five

4. Mass number of a nucleus is :

  • the sum of the number of protons and neutrons present in the nucleus
  • always more than the atomic weight
  • always less than its atomic number
  • None of above

5. Human bone does not contain

  • calcium
  • carbon
  • oxygen
  • phosphorous
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