CBSE · Chemistry
Periodic Classification of Elements
292 practice questions for CBSE — 210 easy · 81 medium · 1 hard. Every question is graded instantly with a step-by-step solution when you miss it.
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MCQ
Which among the following elements does NOT exhibit $-2$ oxidation state?
MCQ
Match the following List IList IIA. TechnetiumI. Non-metalB. FluorineII. Transition metalC. TelluriumIII. LanthanoidD. DysprosiumIV. Metalloid
MCQ
Which has the maximum electropositive character?
MCQ
The hydride with lowest acid strength among the following is
MCQ
Which of the following properties increases from fluorine to iodine in group?
MCQ
Identify the metalloid element from the following?
MCQ
Match the oxide given in column A with its property given in column B. Which of the following options has all correct pairs?
MCQ
Four successive members of the first two transition elements are listed below with their atomic numbers. Which one of them is expected to have the highest third ionisation enthalpy?
MCQ
Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : Ionisation enthalpy increases along each series of the transition elements from left to right.…
MCQ
Identify the incorrect match. Name IUPAC Official Name (a) Unnilunium (i) Mendelevium (b) Unniltrium (ii) Lawrencium (c) Unnilhexium (iii) Seaborgium (d) Unununium (iv) Darmstadtium
MCQ
Match the element in column I with that in column II. Column-I Column-II (a) Copper (p) Non-metal (b) Fluorine (q) Transition metal (c) Silicon (r) Lanthanoid (d) Cerium (s) Metalloid Identify the correct match :
MCQ
Which of the following orders of ionic radii is correctly represented?