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7.Element of Groups 16 17and 18 Online Test Created by-Shingare Sakshi 12th Science Student Janvikas Mahavidhylay Bansarola
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College name *
The order of the reaction for which the units of rate constant are mol dm-3 S-1 *
2 points
Three important characteristics of chemical reaction; extent of reaction, feasibility and it's rate. *
0 points
Which of the following has highest electron gain enthalpy? *
2 points
Which of the following element does not shows oxidation stat of +4? *
2 points
HI acid when heated with conce H2So4 forms. *
2 points
Ozone layers is depleted by- *
2 points
In pyrosulfurous acid oxidation stat of sulfar is............ *
2 points
Beck reacts with water to form *
2 points
Chlorine reacts with express of fluorine to form...... *
2 points
In Interhalogen compounds which the following halogen is never the central atom. *
2 points
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