Home › Maharashtra SSC (Class 10) › Chemistry › Periodic Classification of Elements › Which groups of the modern periodic table togeth…
Which groups of the modern periodic table together constitute the s-block?
AGroups 3 to 12
BGroups 13 to 18
CGroups 1 and 2
DGroups 17 and 18
Answer & Solution
Correct answer: C. Groups 1 and 2
1. The table is divided into s, p, d and f blocks.
2. The s-block consists of groups 1 and 2.
3. Groups 13-18 form the p-block; groups 3-12 form the d-block.
4. Rule out B and C, which describe the p-block and d-block respectively.
_Source: Balbharati (Maharashtra Board) Class 10 Science & Technology, Ch 2 "Periodic Classification of Elements", p.30_
Related questions
In cathodic protection against corrosion, the metal that is deliberately attached to corroWhy does dilute or concentrated nitric acid fail to react vigorously with aluminium metal?During the smelting of iron in the blast furnace, what is the main role of the limestone (Using electronegativity values F = 4.0 and Na = 0.9 (approx 1.0), the Na-F bond is best deIn Mendeleev's atomic-mass arrangement, argon (39.95 amu) was placed before potassium (39.In the metallurgy of iron, the charge of roasted ore, coke and limestone is taken in whichWhich of these alloys is a non-ferrous copper alloy made of copper and zinc?In the modern periodic table, the sixth period (atomic numbers 55 to 86) contains how many