Identify the correct order of the size of the following elements:
Identify the correct order of the size of the following elements: Ca, K, Ar,Cl,S Options (a) Ca²⁺< K⁺< Ar <…
7 years ago
AIPMT2007
In which of the following pairs, the two species are iso-structure?
In which of the following pairs, the two species are iso-structure? Options (a) SO₃²⁻ and NO₃⁻ (b) BF₃ and NF₃…
7 years ago
Which of the following electronic configuration an atom has the lowest ionisation
Which of the following electronic configuration an atom has the lowest ionisation enthalpy? Options (a) 1s²2s²sp³ (b) 1s²2s²2p⁵3s¹ (c) 1s²2s²2p⁶…
7 years ago
The number of moles of KMnO₄ that will be needed to react with one mole of
The number of moles of KMnO₄ that will be needed to react with one mole of sulphite ion in acidic…
7 years ago
IF A⃗ and B⃗ are two vectors and θ is the angle between them
If A and B are two vectors and θ is the angle between them, if (A x B) = √3…
7 years ago
Probiotics are
Probiotics are Options (a) cancer inducing microbes (b) new kind of food allergens (c) live microbial food supplement (d) safe…
7 years ago
Gel electrophoresis is used for
Gel electrophoresis is used for Options (a) cutting of DNA into fragments (b) separation of DNA fragments according to their…
7 years ago
Bowman’s glands are located in the
Bowman's glands are located in the Options (a) anterior pituitary (b) female reproductive system of cockroach (c) olfactory epithelium of…
7 years ago
What is common to whale, seal and shark?
What is common to whale, seal and shark? Options (a) Thick subcutaneous fat (b) Convergent evolution (c) Homoiothermy (d) Seasonal…
7 years ago
In gymnosperms, the pollen chamber represents
In gymnosperms, the pollen chamber represents Options (a) a cavity in the ovule in which pollen grains are stored after…
7 years ago