Chemistry Which of the following is caused by the higher concentration of Nitrogen and Phosphorous ? Alkalinity Eutrophication Hardness Acidity Alkalinity Eutrophication Hardness Acidity ANSWER DOWNLOAD EXAMIANS APP
Chemistry The high reactivity of fluorine is due to small size of fluorine atom availability of d-orbitals strong F - F bond its high electro negativity small size of fluorine atom availability of d-orbitals strong F - F bond its high electro negativity ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silicon is used in Solar energy devices All of these Semiconductors Transistors Solar energy devices All of these Semiconductors Transistors ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element in the earth’s atmosphere is Oxygen Nitrogen Argon Krypton Oxygen Nitrogen Argon Krypton ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is not a characteristic of transition metals? Low ionization energy Low electronegativity Tendency to gain electrons Malleability Low ionization energy Low electronegativity Tendency to gain electrons Malleability ANSWER DOWNLOAD EXAMIANS APP
Chemistry The 'solid waste' is also known as Sludge Toxic waste Sedge Scrubber Sludge Toxic waste Sedge Scrubber ANSWER DOWNLOAD EXAMIANS APP
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