Which one of the following is known as the ‘brown coal’?

Related MCQs

• Which one of the following is known as the 'brown coal'?
• When conc. H2SO4 is added to diy KNO3, brown fumes are evolved. These fumes are due to –
• The charcoal used to decolorize brown sugar solution is
• The term 'brown air' is used for –
• Silver nitrate solution is kept in brown bottles in laboratory because -
• Which one of the following is not coal variety?
• Which of the following type of coal has the lowest proportion of volatile matter?
• Which among the following coal contains 90 per cent of carbon?
• Which variety of coal contains recognizable traces of the original plant material?
• Highest percentage of carbon is found in which form of coal?