Download App

Structure of the Atom — Science STD 9 — Question

Rajasthan BoardEnglish MediumSTD 9ScienceStructure of the Atom1 Mark
Question
Four elements W, X, Y and Z contain 8, 11, 9 and 17 protons per atom respectively. The element which cannot form an anion is most likely to be:
✓

Answer

  1. X
Explanation:
Element X can’t form anions as the outermost orbit contains only 1 electron. The atom will rather lose this electron to complete its octet and will become a cation.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q. [1 M]" from Structure of the Atom→Structure of the Atom — all question types→Science STD 9 question papers→Rajasthan Board STD 9 question papers→Rajasthan Board question paper generator→

Similar questions

Which Newton's laws describe thrust:
→
Viruses do not show any characteristic of living until they enter a living cell, because of the absence of:
→
The value of gravitational constant depends upon: 
→
The atmosphere consisting of a large number of gases is held to the earth by:
→
What do you mean by Thrust or Buoyant force?
→
Sound waves transfer:
→
Which of the following tissues has dead cells?
→
The smell of hot sizzling food reaches you several meters away, but to get the smell of the cold food you have to go close.Which property of matter does this activity show:
→
The mass number of a neutral atom is 31 electrons. What is the atomic number of this atom?
→
Benzene and water can be separated by:
→