Day 6: MH SSC Class 10 Science and Technology I

5 questions. Try each one first, then open its answer.

Question 1
Chemical Reactions and Equations. Asked 2 times: Mar 2024, Mar 2026* (* = numbers or wording changed that year)
Q3(ii) $Observe the figure (apparatus in which acetic acid is dropped through a thistle funnel onto sodium carbonate in a big test tube, and the gas evolved is passed through a gas delivery tube into a small test tube containing freshly prepared lime water) and answer the following questions: (a) Which gas is released out as effervescence in the big test tube? (b) What is the colour change in the lime water? (c) Write the related chemical equation.$
Question 2
Carbon Compounds. Asked 2 times: Mar 2022, Jul 2025* (* = numbers or wording changed that year)
Q2(B)(v) $CH_4$

Question 3

Carbon Compounds. Asked 2 times: Mar 2020, Jul 2025* (* = numbers or wording changed that year)

Q4(ii)

CH_4

Question 4
Chemical Reactions and Equations. Asked 2 times: Mar 2020, Jul 2025* (* = numbers or wording changed that year)
Q2(B)(iii) $CuSO_{4(aq)} + Fe_{(s)} \rightarrow$
Question 5
Effects of Electric Current. Asked 2 times: Mar 2023, Jul 2025
Q1(A)(iii) $____ device is used to produce electricity.$
Tap an option to check your answer.

Sr. No.	Straight chain of carbon atoms	Molecular formula	Name
1.	C	$CH_4$	____
2.	C-C	____	Ethane
3.	C-C-C	$C_3H_8$	____
4.	C-C-C-C	____	Butane
5.	C-C-C-C-C	$C_5H_{12}$	____
6.	C-C-C-C-C-C	____	Hexane
7.	C-C-C-C-C-C-C	____	Heptane
8.	C-C-C-C-C-C-C-C	$C_8H_{18}$	____
9.	C-C-C-C-C-C-C-C-C	____	Nonane
10.	C-C-C-C-C-C-C-C-C-C	____	Decane