Chemistry Previous Year Questions 2026 | DSSSB LDC

Chemistry - MOST IMPORTANT DSSSB LDC Previous Year Questions

Practice real questions from previous year exams of DSSSB LDC.

📘 Environmental Chemistry📚 Acid Rain
Q1
Which of the following acids is not present in Acid rain?
🎯 DSSSB LDC, 23-08-2019 (Shift-II)
📘 Chemical Reactions📚 Exothermic Reaction
Q2
What is the effect on the temperature of the reaction when an acidic solution is mixed with a base solution ?
🎯 DSSSB LDC, 17-08-2019 (Shift-III)
📘 Metallurgy📚 Alloys and Their compositions
Q3
Which of the following is formed by mixing iron with carbon, nickel and zinc?
🎯 DSSSB LDC, 18-08-2019 (Shift-I)