Chemistry Chemical formula of washing soda is Ca(OH)2 Na2SO4.10H2O NaHCO3 Na2CO3.10H2O Ca(OH)2 Na2SO4.10H2O NaHCO3 Na2CO3.10H2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Vinegar' is a commercial name of Hydrochloric acid Oxalic acid Citric acid Acetic acid Hydrochloric acid Oxalic acid Citric acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron is extracted from Haematite Bauxite Cinnabar Dolomite Haematite Bauxite Cinnabar Dolomite ANSWER DOWNLOAD EXAMIANS APP
Chemistry An element of atomic no. 29 belongs to S-block D-block F-block P-block S-block D-block F-block P-block ANSWER DOWNLOAD EXAMIANS APP
Chemistry Match the sourc in Column B with the product of Column A. (Product) Column B (Source)A. Formic acid1. LemonB. Citric acid 2. TamarindC. Tartaric acid3. Ants A B C 2 1 3 A B C3 2 1 A B C 2 3 1 A B C 3 1 2 A B C 2 1 3 A B C3 2 1 A B C 2 3 1 A B C 3 1 2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms of different elements have Same atomic number and same electronic configuration Different atomic number and same eletronic configu-ration Same number of electrons and neutrons Different atomic number and different number of valence electrons Same atomic number and same electronic configuration Different atomic number and same eletronic configu-ration Same number of electrons and neutrons Different atomic number and different number of valence electrons ANSWER DOWNLOAD EXAMIANS APP