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प्रश्न
Complete the statement by filling in the blank with the correct word:
The reddish-brown precipitate obtained during a double decomposition precipitation reaction between an iron salt and alkali is __________.
विकल्प
iron [II] hydroxide
iron [III] hydroxide
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उत्तर
The reddish-brown precipitate obtained during a double decomposition precipitation reaction between an iron salt and an alkali is iron [III] hydroxide.
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संबंधित प्रश्न
Fill in the blanK
A .............is a substance which changes the rate of a chemical reaction without undergoing a chemical change.
MULTIPLE CHOICE QUESTIONS
Tick the most appropriate answer.
Reduction reaction is the exact opposite of
- displacement reaction
- decomposition reaction
- oxidation reaction
- none of these
MULTIPLE CHOICE QUESTIONS
Tick the most appropriate answer.
Miscible liquids having slightly different boiling points can be separated by the
- evaporation
- distillation
- fractional distillation
- sedimentation
Name: A brown gas
Name: Two nitrates that do not produce nitrogen dioxide on heating.
Distinguish by dilute sulphuric acid.
Sodium sulphide and sodium sulphite?
Give balanced equation for the following conversion affected by heat alone on the substance:
Zinc carbonate to zinc oxide
State the following reaction represent oxidation or reduction.
\[\ce{Ag->Ag+}\]
______ change results in the change of the substance.
Magnesium + oxygen → magnesium oxide.
2Mg + O2 → 2Mg O
