Advertisements
Advertisements
Question
On heating which of the following substances i.e. copper carbonate, zinc carbonate, washing soda, copper sulphate, zinc nitrate, copper nitrate, lead nitrate, ammonium chloride and ammonium dichromate – relate to the reaction given below.
A white crystalline solid which decrepitates on heating leaving a residue which fuses with the glass and evolves two gases one of which is coloured and acidic.
Advertisements
Solution
lead nitrate Pb[NO3]2.
APPEARS IN
RELATED QUESTIONS
Which property of graphite is utilised in making electrodes?
State one use of the following metal:
Iron
Give the composition of an alloy called solder. State its one property and one use.
Which of the following alloys contains mercury as one of the constituents?
Give reasons
Aluminium is used in making aircrafts.
Fill in the blank
A metal that gives dazzling effect to crackers when they explode is ______
Name the following:
The most reactive halogen.
Name the following:
A metal used in packaging.
An element which is always lustrous, malleable and ductile is ______.
X [2, 8, 7] and Y [2, 8, 2] are two elements. Using this information, complete the following:
Metal atoms tend to have a maximum of ______ electrons in the outermost shell.
