Top 50 General Science GK Questions

General Science GK Questions

Q.21 Which of the following is not an allotrope of Carbon?
 (A) Diamond
 (B) Graphite
 (C) Fullerenes
 (D) Glass
 Show Answer

Q.22 What is the formula of Sulfuric acid?
 (A) H₂SO₄
 (B) SO₂
 (C) Na₂SO₄
 (D) K₂SO₄
 Show Answer

Q.23 How are the following elements arranged in the Periodic table?
 H, He, Li, Be, and B
 (A) H, He, Li, Be, and B
 (B) H, Li, He, Be, and B
 (C) H, He, Be, Li and B
 (D) H, Be, He, B and Li
 Show Answer

Q.24 What is the number of periods in which the Periodic table is divided?
 (A) 6
 (B) 7
 (C) 8
 (D) 9
 Show Answer

Q.25 There are ___ Groups in the Periodic table.
 (A) 18
 (B) 17
 (C) 16
 (D) 15
 Show Answer

Q.26 Which one of the following is not an element of Noble gases?
 (A) Helium
 (B) Neon
 (C) Xenon
 (D) Hydrogen
 Show Answer

Q.27 Mole is defined as the number of atoms found in _____ of carbon-12?
 (A) 11 grams
 (B) 14 grams
 (C) 10 grams
 (D) 12 grams
 Show Answer

Q.28 Which of the following is not a mixture?
 (A) Steel
 (B) Aluminium
 (C) Graphite
 (D) Glass
 Show Answer

Q.29 Alloys are _______________
 (A) Harder than the pure metal
 (B) Harder than the impure metal
 (C) Softer than the pure metal
 (D) Softer than the impure metal
 Show Answer

Q.30 What is the name of that process in which oxygen is removed?
 (A) Oxidation
 (B) Electrolysis
 (C) Ionization
 (D) Reduction
 Show Answer

If you have any problems or doubts regarding the Top 50 General Science GK Questions for Competitive Exams, you can ask me in the comment section. For more practice for General Science Questions, Visit the next page.