UP BOARD IMPORTANT QUESTION 2024
UP BOARD CLASS 10TH SCIENCE IMPORTANT QUESTION 2024
MOST IMPORTANT QUESTION CHEMICAL REACTION
निम्नलिखित रासायनिक समीकरण को संतुलित कीजिए-
a) HNO3 + Ca(OH)2 → Ca(NO3)2 + H2O
ans
2HNO3 + Ca(OH)2 →Ca(NO3)2 + 2H2O
(b) NaOH + H2SO4 → Na2SO4 + H2O
ans
2NaOH + H2SO4 → Na2SO4 + 2H2O
(c) NaCl + AgNOs → AgCl + NaNO3
ans-
NaCl + AgNO3 → AgCl + NaNO3
(d) BaCl2 + H2SO4 → BaSO4 + HCl
ans
BaCl2 + H2SO4 → BaSO4 + 2HCl.