Download App

STD 11 - 3. Classification of elements and periodicity in properties — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 11 - 3. Classification of elements and periodicity in properties4 Marks
MCQ
Following triads has approximately equal size ?
  • A
    $Na^+, Mg^{2+}, Al^{+3}$
  • B
    $F^-, Ne, O^{2-}$
  • C
    $Mn^+, Cr, Fe^{2+}$
  • ✓
    $Fe, Co, Ni$
✓

Answer

Correct option: D.
$Fe, Co, Ni$
d

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

NEET STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

Ethylene di bromide on heating with metallic sodium in ether solution yields
→
The mass of $N_2F_4$  produced by the reaction of  $2.0\,\,mole$ of  $NH_3$ and $8.0\,\, mole$  of $F_2$ is $0.5\,\,mole.$  What is the per cent yield ?

$2NH_3 + 5F_2\,\,\to \,\, N_2F_4 + 6HF$

→
The two substances $A$ and $B$ are in equilibrium with $C$ and $D$ as $2A + B \rightleftharpoons 3C + 2D$ if the initial pressure of $A$ and $B$ in the ratio of $4 : 1$ and at equilibrium partial pressure of $A $and $D$ are equal. Find the correct relation
→
Which of the following statements is true
→
Which of the following compound will not dissolve in hot mixture of $NaOH$ and $H_2O$ ?
→
The incorrect statement among the following is
→
For the reaction $PC{l_5}_{(g)}$ $\rightleftharpoons$ $PC{l_3}_{(g)} + C{l_2}_{(g)}$
→
Dilute nitric acid on reaction with $Ag$ liberates
→
Most acidic among given compound is
→
Which of the following product is formed when $Si{F_4}$ reacts with water
→