Advertisements
Advertisements
प्रश्न
Fill in the following blank with suitable word:
Magnesium liberates ............... gas on reacting with hot boiling water.
उत्तर
Magnesium liberates hydrogen gas on reacting with hot boiling water.
APPEARS IN
संबंधित प्रश्न
Which of the two metals is more reactive: copper or silver?
What type of oxides are formed when non-metals react with oxygen? Explain with an example.
How do metals react with hydrogen? Explain with an example.
Write the equation for the reaction of Aluminium with dilute hydrochloric acid.
Name the products formed. Also indicate the physical states of all the substances involved.
Which non-metal has been placed in the reactivity series of metals?
A metal less reactive and another metal more reactive than hydrogen are:
(a) aluminium and lead
(b) iron and magnesium
(c) copper and tin
(d) copper and mercury
Choose the correct alternative and rewrite the following:
Reaction of iron nails whith copper sulphate solution is an example of _____________________
Choose the correct alternative and rewrite the following:
Which of the following is lue in colour?
Generally metals react with acids to give salt and hydrogen gas. Which of the following acids does not give hydrogen gas on reacting with metals (except Mn and Mg)?
Metals are generally hard. Which of the following metals is an exception and can be cut with a knife?
