➡️ Tomorrow's Topic
Acids, Bases and Salts
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NEXT QUIZ IN @Class_10_notes in which quiz is going to start in 1 minute.
Acids, Bases and Salts
📍 Channel: @class_10_science_notes
See you tomorrow! 👋
NEXT QUIZ IN @Class_10_notes in which quiz is going to start in 1 minute.
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🚀 Get ready for your exams with the ultimate study package by Physics Wallah!
🔥 What’s Inside?
✅ Chapterwise Concept Maps 🧠
✅ NCERT & Exemplar Questions 📖
✅ Competency Focused Blueprints + Solved Qs
✅ Handpicked PYQs from Top Schools 🎯
✅ Mock Tests as per Latest Pattern 🏆
✅ CBSE 2025 PYQ + Sample paper
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📢 Today's Quiz Topic
Acids, Bases and Salts
⏰ The quiz will start in 30 seconds! Get ready! 🧠
Acids, Bases and Salts
⏰ The quiz will start in 30 seconds! Get ready! 🧠
❤5👍5🕊1
What are the products formed when a zinc granule reacts with dilute sulphuric acid?
Anonymous Quiz
16%
Zinc sulphate and Oxygen
67%
Zinc sulphate and Hydrogen
13%
Zinc chloride and Hydrogen
4%
Zinc oxide and Water
❤5👍2
Tooth decay starts when the pH of the mouth is:
Anonymous Quiz
17%
Higher than 7
9%
Exactly 7
65%
Lower than 5.5
9%
Higher than 5.5
❤3
A farmer finds that the soil in his field is too acidic. Which of the following should he add to the soil to adjust its pH?
Anonymous Quiz
15%
Vinegar
19%
Common salt
54%
Slaked lime
12%
Gypsum
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A student adds a few drops of a dilute acid to a test tube containing egg shells. What would they observe?
Anonymous Quiz
9%
No reaction occurs.
39%
A pungent smelling gas is evolved.
45%
A colourless, odourless gas is evolved.
6%
Brown fumes are observed.
❤5
What is the common name for the compound NaHCO3?
Anonymous Quiz
17%
Washing soda
56%
Baking soda
20%
Bleaching powder
7%
Caustic soda
🔥2❤1
Clove oil is an example of which type of indicator?
Anonymous Quiz
16%
Natural indicator
11%
Synthetic indicator
71%
Olfactory indicator
2%
Universal indicator
❤3
Which option correctly represents the number of water molecules of crystallisation in washing soda and Plaster of Paris respectively?
Anonymous Quiz
13%
10 and 2
23%
5 and 1/2
59%
10 and 1/2
6%
2 and 10
❤5
What colour does methyl orange indicator turn in an acidic solution?
Anonymous Quiz
23%
Yellow
20%
Pink
42%
Red
15%
Colourless
❤2
Why do HCl and HNO3 show acidic characters in aqueous solutions, while solutions of glucose (C6H12O6) and alcohol (C2H5OH) do not?
Anonymous Quiz
15%
They are strong covalent compounds.
25%
They do not contain hydrogen atoms.
52%
They ionise in water to produce H+ ions.
8%
They are inorganic compounds.
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An aqueous solution of which of the following salts will be acidic in nature?
Anonymous Quiz
25%
NaCl
20%
K2SO4
29%
NH4Cl
25%
CH3COONa
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Which of the following phenomena occurs when a small amount of acid is added to water?
Anonymous Quiz
45%
Ionisation and Dilution
30%
Neutralisation and Dilution
18%
Ionisation and Salt formation
8%
Neutralisation and Salt formation
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A solution reacts with crushed egg-shells to give a gas that turns lime-water milky. The solution contains:
Anonymous Quiz
31%
NaCl
52%
HCl
11%
LiCl
6%
KCl
❤2
What is the chemical name and formula of washing soda?
Anonymous Quiz
26%
Sodium bicarbonate, NaHCO3
66%
Sodium carbonate decahydrate, Na2CO3.10H2O
7%
Sodium hydroxide, NaOH
2%
Sodium chloride, NaCl
❤3
Which of the following is commonly used as an antacid to treat indigestion?
Anonymous Quiz
26%
Sodium hydroxide
16%
Calcium hydroxide
55%
Magnesium hydroxide
4%
Potassium hydroxide
❤4
What is the chemical formula for bleaching powder?
Anonymous Quiz
62%
CaOCl2
11%
CaCl2
19%
Ca(OH)2
8%
CaCO3
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Which of the following statements is true for acids?
Anonymous Quiz
19%
Acids are bitter and turn red litmus blue.
22%
Acids are sour and turn red litmus blue.
53%
Acids are sour and turn blue litmus red.
7%
Acids are bitter and turn blue litmus red.
❤1
Which gas is produced when an acid reacts with a metal carbonate?
Anonymous Quiz
39%
Hydrogen
9%
Oxygen
48%
Carbon dioxide
3%
Nitrogen
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