The correct order of melting point is :
← JEE Main 2022 · 26 Jun · Shift 1
ChemistrySingle correct+4 / -1Question 69 of 90
JEE Main 2022 · 26 Jun · Shift 1, Chemistry question 69
Answer and worked solution
Official answer: D
Melting points (°C): Be 1287, Ca 842, Sr 777, Mg 650. The trend is irregular because the crystal structures differ.
Order. Be > Ca > Sr > Mg.
(D)
Topics:Alkaline earth metals