ShreyaBSEB Bihar Board 12th Chemistry Important Questions Long Answer Type Part 2 are the best resource for students which helps in revision. Bihar Board 12th Chemistry Important Questions Long Answer Type Part 2 in English Question 1. (A) What do you mean by electrolysis? What are electrolytes and non-electrolytes? Give examples of each. What do … Read more
BSEB Bihar Board 12th Chemistry Important Questions Long Answer Type Part 1 are the best resource for students which helps in revision. Bihar Board 12th Chemistry Important Questions Long Answer Type Part 1 in English Question 1. What is u unit cell? How is it classified? Answer: Unit cell- Unit cells is the smallest portion … Read more
BSEB Bihar Board 12th Chemistry Important Questions Short Answer Type Part 4 are the best resource for students which helps in revision. Bihar Board 12th Chemistry Important Questions Short Answer Type Part 4 in English Question 1. Give reasons: (i) Xenon does not form fluorides such as XeF3 and XeF5. (ii) Out of noble gases, … Read more
BSEB Bihar Board 12th Chemistry Important Questions Short Answer Type Part 3 are the best resource for students which helps in revision. Bihar Board 12th Chemistry Important Questions Short Answer Type Part 3 in English Question 1. Aldehydes are more reactive than ketones. Explain. Answer: Due to smaller +I effect of the alkyl group in … Read more
BSEB Bihar Board 12th Chemistry Important Questions Short Answer Type Part 2 are the best resource for students which helps in revision. Bihar Board 12th Chemistry Important Questions Short Answer Type Part 2 in English Question 1. What is the coordination Number of sodium in sodium oxide (Na2O). Answer: The coordination Number of sodium in … Read more
BSEB Bihar Board 12th Chemistry Important Questions Short Answer Type Part 1 are the best resource for students which helps in revision. Bihar Board 12th Chemistry Important Questions Short Answer Type Part 1 in English Question 1. Write chief ore of Zinc. Answer: Following chief ores of Zinc ore- (a) Calamine – ZnCO3 (b) Zinc … Read more
BSEB Bihar Board 12th Chemistry Important Questions Objective Type Part 5 are the best resource for students which helps in revision. Bihar Board 12th Chemistry Objective Important Questions Part 5 in English Question 1. Chloral is: (a) CCl3CHO (b) CCl3CH3 (c) CCl3COCH3 (d) CCl3CH2OH Answer: (a) CCl3CHO Question 2. Amongst the following the most reactive … Read more
BSEB Bihar Board 12th Chemistry Important Questions Objective Type Part 4 are the best resource for students which helps in revision. Bihar Board 12th Chemistry Objective Important Questions Part 4 in English Question 1. The general electronic configuration of inner transition elements is : (a) (n-2)f1-7(n-1)d1ns1 (b) (n-2)f1-14(n-1)d0 or 1 ns1 (c) (n-2)f1-14(n-1)a0 or 1 … Read more
BSEB Bihar Board 12th Chemistry Important Questions Objective Type Part 3 are the best resource for students which helps in revision. Bihar Board 12th Chemistry Objective Important Questions Part 3 in English Question 1. Which of the following would be diamagnetic? (a) Cu2+ (b) Ni2+ (c) Ca2+ (d) Ti3+ Answer: (c) Ca2+ Question 2. Which … Read more
BSEB Bihar Board 12th Chemistry Important Questions Objective Type Part 2 are the best resource for students which helps in revision. Bihar Board 12th Chemistry Objective Important Questions Part 2 in English Question 1. Natural rubber is a polymer of: (a) Butadiene (b) Ethylene (c) Styrene (d) Isoprene Answer: (d) Isoprene Question 2. Which of … Read more
BSEB Bihar Board 12th Chemistry Important Questions Objective Type Part 1 are the best resource for students which helps in revision. Bihar Board 12th Chemistry Objective Important Questions Part 1 in English Question 1. Number of σ and π Bonds in C2 Molecule is/are : (a) 1σ and 1π (b) 1σ and 2π (c) 2π … Read more