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D and F Block Elements · 2022 · 29 Jun · Shift 1

3 Chemistry questions from this JEE Main paper

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2022 · 29 Jun · Shift 1
Chemistry
D and F Block Elements

D and F Block Elements · 2022 · 29 Jun · Shift 1

3 Chemistry questions from this JEE Main paper

Q4.The electronic configuration of Pt (atomic number 78) is :
Chemistry · D and F Block Elements · MCQ
Q15.The number of terminal oxygen atoms present in the product B obtained from the following reaction is . $F e C r_{2} O_{4}$ + $N a_{2} C O_{3}$ + $O_{2}$ $\to$ A + $F e_{2} O_{3}$ + $C O_{2}$ A + $H^{+}$ $\to$ B + $H_{2} O$ + $N a^{+}$
Chemistry · D and F Block Elements · Numerical
Q16.An acidified manganate solution undergoes disproportionation reaction. The spin-only magnetic moment value of the product having manganese in higher oxidation state is B.M. (Nearest integer)
Chemistry · D and F Block Elements · Numerical