Chemistry Atoms of same element having different mass numbers are called________ Isomers Isobars Isotopes Isotones Isomers Isobars Isotopes Isotones ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following does not form oxyacid ? Fluorine Nitrogen Sulphur Chlorine Fluorine Nitrogen Sulphur Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry What happens when a drop of glycerol is added to crushed KMnO4 spread on a paper ? The paper ignites There is a violent explosion. There is no reaction. There is a crackling sound The paper ignites There is a violent explosion. There is no reaction. There is a crackling sound ANSWER DOWNLOAD EXAMIANS APP
Chemistry If lime water is kept in the air, it turns milky due to presence of : Nitrogen Carbondioxide Sulphurdioxide Oxygen Nitrogen Carbondioxide Sulphurdioxide Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The trans-uranium elements are the chemical elements with atomic numbers greater than 86 96 92 89 86 96 92 89 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Choose the incorrect statement pertaining to organic compounds They are not easily combustible They do not dissolve in water They contain mainly carbon and hydrogen They have low melting and boiling points They are not easily combustible They do not dissolve in water They contain mainly carbon and hydrogen They have low melting and boiling points ANSWER DOWNLOAD EXAMIANS APP
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