Chemistry PH scale ranges from None 0 – 14 0 – 7 8 – 14 None 0 – 14 0 – 7 8 – 14 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galvanization of iron is carried out using Zinc Chromium Tin Copper Zinc Chromium Tin Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Normal rainwater has a pH level of 5.6 6.3 3.2 8.3 5.6 6.3 3.2 8.3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry When quick lime is added to water No heat change takes place Heat is absorbed Temperature decreases Heat is liberated No heat change takes place Heat is absorbed Temperature decreases Heat is liberated ANSWER DOWNLOAD EXAMIANS APP
Chemistry The electronic configuration of an atom having atomic number ‘20’ is 2, 6, 8, 4 2, 8, 8, 2 2, 8, 10 2, 10, 8 2, 6, 8, 4 2, 8, 8, 2 2, 8, 10 2, 10, 8 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which type of radiations are absorbed by the upper layer of the atmosphere? Visible Radio-waves Infrared Ultraviolet Visible Radio-waves Infrared Ultraviolet ANSWER DOWNLOAD EXAMIANS APP