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ABoth statements are correct. Statement I is correct explanation of Statement II.

BBoth statements are correct. Statement II is correct explanation of Statement I.

COnly Statement II is correct

DOnly Statement I is correct.

Answer:

B. Both statements are correct. Statement II is correct explanation of Statement I.

Read Explanation:

  • Both statements are true

  • Statement II explains why metallic character decreases across a period as nuclear charge increases, making it harder to lose electrons.

  • Metallic character decreases across a period because the atomic radius decreases and nuclear charge increases, reducing the tendency to lose electrons.

  • In the periodic table, as you move from left to right across a period, the atomic number increases.


Related Questions:

അലസവാതകമല്ലാത്തത് :

Consider the below statements and identify the correct answer

  1. Statement 1: Dobereiner gave the law of triads.
  2. Statement II: Dobereiner tried to arrange the elements with different properties into groups, having three elements each.
    അലസവാതക ആറ്റങ്ങളുടെ പുറം കവചത്തിൽ എത ഇലക്ട്രോണുകൾ ഉണ്ടായിരിക്കും

    Select the incorrect statements from among the following.

    1. (i) Newland arranged the elements in the order of increasing atomic masses and gave the law of Octaves.
    2. (ii) Sodium is the eighth element after lithium.
    3. iii) Calcium is the eighth element after Beryllium.
    4. (iv) The law of Octaves was applicable only up to Magnesium, as after Magnesium every eighth element did not possess properties similar to that of the first.
      The same group elements are characterised by: