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प्रश्न
Write balanced equation to satisfy the following statement:
\[\ce{Acid + Active metal -> Salt + hydrogen}\]
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उत्तर
\[\ce{Mg +2HCl → MgCl2 + H2}\]
संबंधित प्रश्न
Name one natural source of the following acids:
Citric acid
Name one animal and one plant whose stings contain formic acid (or methanoic acid).
The indicator which produces a pink colour in an alkaline solution is:
(a) methyl orange
(b) turmeric paper
(c) phenolphthalein
(d) litmus paper
Which chemical is injected into the skin of a person during an ant's sting?
How can the effect of these stings be neutralised?
What type of ions is formed:
when a base (or alkali) is dissolved in water?
Define the term ‘basicity’ of an acid.
By squeezing lemon on a piece of rock the gas liberated turned lime water milky. which compound is present in the rock?
Which of the following statements is true for acids?
Complete the following equation.
HCl + ______ → NaCl + H2O
A metal 'M' on reacting with dilute acid liberates a gas 'G'. The same metal also liberates gas 'G' when reacts with a base.
- Write the name of gas 'G'.
- How will you test the presence of this gas?
- Write chemical equations for the reactions of the metal with (1) an acid and (2) a base.
