Chemistry Which of the toxic heavy metals is found in modern tannery industries ? Lead Chromium Nickel Zinc Lead Chromium Nickel Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry Milk is a colloidal system in which: Water is dispersed in fat Fat is dispersed in water Fat and water are dispersed in each other Fat is dissolved Water is dispersed in fat Fat is dispersed in water Fat and water are dispersed in each other Fat is dissolved ANSWER DOWNLOAD EXAMIANS APP
Chemistry The orientation of an atomic orbital is governed by Principal quantum number Magnetic quantum number Azimuthal quantum number Spin quantum number Principal quantum number Magnetic quantum number Azimuthal quantum number Spin quantum number ANSWER DOWNLOAD EXAMIANS APP
Chemistry In an oxygen molecule, two atoms are united by Two bonds One bond Three bonds Four bonds Two bonds One bond Three bonds Four bonds ANSWER DOWNLOAD EXAMIANS APP
Chemistry Why is water not suitable for putting out a petrol fire ? Water, being heavy, slips below petrol which thus remains in contact with air and burns The oxygen content of water is isolated by petrol and thus it helps in burning The heat required for combustion of petrol is very low Petrol is too inflammable to be extinguished by water Water, being heavy, slips below petrol which thus remains in contact with air and burns The oxygen content of water is isolated by petrol and thus it helps in burning The heat required for combustion of petrol is very low Petrol is too inflammable to be extinguished by water ANSWER DOWNLOAD EXAMIANS APP
Chemistry The material which can be deformed permanently by heat and pressure is called a thermoset polymer thermoplastic chemical compound thermoset polymer thermoplastic chemical compound ANSWER DOWNLOAD EXAMIANS APP
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