Download App

Structure of the Atom — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceStructure of the Atom2 Marks
Question
Write the distribution of electrons in carbon and sodium atoms.
✓

Answer

Write the distribution of electrons in carbon and sodium atoms.

Carbon

Atomic number = 6

$\therefore$ No. of Protons = 6

and Number of Protons = Numberof electrons

$\therefore$ Distribution of electrons = KL

24

Sodium

Atomic number = 11

$\therefore$ No. of Protons = 11 = No. of electrons

$\therefore$ Distribution of electrons = K L M

2 8 1

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 "Que-Ans (Each of 2 Mark )" from Structure of the Atom→Structure of the Atom — all question types→Science STD 9 question papers→Gujarat Board STD 9 question papers→Gujarat Board question paper generator→

Similar questions

What are the favourable qualities given to gold when it is alloyed with copper or silver for the purpose of making ornaments?
→
During the downpour in a village, the rain water carried away excess of nitrogenous and other compounds present in the soil to a pond. How will they affect the growth of algae and phytoplankton in the pond?
→

List any two bacteria which play a role in biological nitrogen fixation.

→

Explain why, school bags are provided with wide straps to carry them.

→
Identify the type of tissue in the following: skin, bark of tree, bone, lining of kidney tubule, vascular bundle.
→
How much work is done when a body of mass m is raised to a height h above the ground?
→
Which of the above elements is most reactive and why?
→

Where do lipids and proteins constituting the plasma, membrane get synthesised?

→
When is a body said to have uniform velocity?
→
A motorcyclist starts from rest and reaches a speed of 6m/s after travelling with uniform acceleration for 3s. What is his acceleration?
→