Download App

Metals and Non-Metals — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceMetals and Non-Metals1 Mark
Question
Write the electron arrangement in (i) a magnesium atom, and (ii) an oxygen atom.
✓

Answer

Magnesium = -2, 8, 2.
Oxygen = -2, 6.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "[1 Mark Questions]" from Metals and Non-Metals→Metals and Non-Metals — all question types→Science STD 10 question papers→CBSE Board STD 10 question papers→CBSE Board question paper generator→

Similar questions

A nuclear reactor has half the length of all its control rods inserted in graphite. What must be done so that the reactor produces more heat? Explain your answer.
→
Write the chemical formula of blue vitriol.
→
What is the common name of methanol?
→
Write balanced chemical equation with state symbols for the following reaction:
Sodium hydroxide solution reacts with hydrochloric acid solution to produce sodium chloride solution and water.
→
Name one source of energy which is not derived from solar energy directly or indirectly.
→
Give the common name and IUPAC name of $C _2 H _2$.
→
Name the major salt present in sea-water.
→
Why is the solar cooker box covered with a glass sheet?
→
What is the other name of Maxwell’s right-hand thumb rule?
→
Write the uses of following non-metals:
  1. Nitrogen
  2. Carbon
→