1. Carbon belongs to which group of the periodic table?A) Group 13B) Group 14C) Group 15D) Group 16Answer: B) Group…
Browsing: Chemistry
1. Electrolysis is:A) Chemical reaction without electricityB) Chemical decomposition using electricityC) Reaction in batteriesD) None of theseAnswer: BExplanation: Electrolysis uses…
1. According to Arrhenius, an acid is a substance that:A) Accepts a protonB) Donates a protonC) Increases H⁺ ions in…
1. Oxidation is defined as:A) Gain of electronsB) Loss of electronsC) Gain of protonsD) Loss of neutronsAnswer: BExplanation: Oxidation is…
1. Who is known as the father of the modern periodic table?A) MendeleevB) MoseleyC) DobereinerD) NewlandsAnswer: AExplanation: Dmitri Mendeleev arranged…
1. Which type of bond is formed by transfer of electrons?A) Ionic bondB) Covalent bondC) Metallic bondD) Hydrogen bondAnswer: AExplanation:…
1. Who is regarded as the “Father of Atomic Theory”?A) J.J. ThomsonB) John DaltonC) Ernest RutherfordD) Niels BohrAnswer: BExplanation: John…
1. Which of the following is NOT a state of matter?a) Solidb) Liquidc) Gasd) EnergyAnswer: d) EnergyExplanation: Energy is not…
[HDquiz quiz = “5260”]
1. Strong heating of ferrous sulphate leads to the formation of a brown solid and two This reaction can be…