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Mdcat-past-papers - UHS - Chemistry Quiz

Filters: Board: UHS | Subject: Chemistry |
221. Electronic configuration of chromium (Proton number 24) is:



222. Which of the following is NOT a property of transition elements?



223. The compound with an atom, which has an unshared pair of electrons is called:



224. The compounds containing R–SH functional group are known as:



225. Which functional group is present in ethyl acetate?



226. Homocyclic organic compounds are subdivided into two types, namely:



227. 1-chloropropane and 2-chloropropane are isomers of each other. The type of isomerism in these two is called:



228. Which one of the following pairs can be cis-trans isomer to each other?



229. A butane molecule can have a maximum number of isomers:



230. Maleic acid and fumaric acid, both have chemical formula C₄H₄O₄. The structure of these acids is shown below:



231. Which of the following molecules shows cis-trans isomerism?



232. In which of the following groups is the carbon atom sp hybridized?



233. What is the number of isomers of a hydrocarbon having the molecular formula C₄H₈?



234. 1-Butene and 2-Butene show which type of isomerism?



235. Which type of isomerism is displayed by compounds having the same structural formula but different positions of atoms on both sides of a carbon bond?



236. The skeletal formula of an organic compound is given. It is a hydrocarbon. IUPAC name of the compound is:



237. Order of reactivity of alkene with hydrogen halide is:



238. Reaction mechanism of alkane with halogen is known as:



239. CFCs are organic compounds, derivates of saturated hydrocarbons, they are inert and non-toxic due to high bond dissociation energy. CFCs stands for:



240. In chlorination of methane, the attack of chlorine free radical on methane to form methyl radical occurs in:



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