Archives

What kind of molecule is depicted here A: Dopamine B:Enteramine c:Epinephrine D:Diethadione E:Noradreline F:cytosine

Epinephrine, often known as adrenaline, is a hormone and a neurotransmitter that is commonly used as an emergency treatment to treat... View Article

10g of hydrogen and 64g of oxygen were filled in a steel vessel and exploded. Amount of water produced in this reaction will be……?(a)2 mol (b)3 mol (c)4 mol (d)1 mol

10gm hydrogen =5mole hydrogen64gm Oxygen =2mol mole oxygenAccording to the reaction,4gm hydrogen react with 32gm oxygen10gm hydrogen react with... View Article

Sodium thiosulphate is used in photography because of its(a) reducing behaviour (b) oxidising behaviour(c) complex forming behaviour(d) reaction with light

Because sodium thiosulfate has a complex-forming capacity, it combines with undecomposed silver bromide ( AgBr) during photography to generate a... View Article

which one of the following has the highest dipole momenti

NaCl has the highest dipole moment because it has an ionic bond. The dipole moment is proportional to the difference in electronegativities of... View Article

Calculate the percentage composition of nitrogen in urea. urea formula is NH2CONH4. N=14 H=1 C=12 O=16

Urea Formula NH2-CO-NH2Total mass = 60Mass of nitrogen = 14, 2 molecules hence m = 28N%= mass of nitrogen X 100 Mass of urea = (28 X 100)/60N%= 46.6%... View Article

what is markovnikovs rule explain with an example

When an asymmetrically substituted alkene is treated with a protic acid HC (X = Cl, Br, I), acidic hydrogen is added to the less substituted... View Article

Write The Iupac Name Of Tollen’s Reagent

The IUPAC Name Of Tollen's Reagent is Ammoniacal Silver nitrate. Its chemical formula is Ag(NH3)2OH Tollens’ reagent is an alkaline... View Article

Why D Block Elements Are Called Transition Element. How It Constructs A Bridge To S And P Block Elements

The d-block of the periodic table contains the elements of the groups 3-12. These elements occupy the large middle section flanked by s–... View Article

Why Corrosion Of Iron Is A Serious Problem?

Corrosion of iron occurs when it is exposed to oxygen and with the presence of water, it creates a red iron oxide commonly called rust.... View Article

Define Corrosion.

Corrosion can be defined as the process through which refined metals are converted into a stable compound. Corrosion is an undesirable... View Article

Calculate The Molecular Mass Of The Following:- (A) H2CO3 (B) C2H5OH (C) H2SO4

Molecular mass or molecular weight = Number x Atomic mass (A) H2CO3 H-- 2 * 1 = 2 C-- 1 * 12 = 12 O-- 3 * 16 = 48 ------- 62 ------- The... View Article

Give 3 Examples of Olfactory Indicator

Olfactory indicators are the substances whose smell changes in the acidic or basic solutions. The examples of olfactory indicators are: Clove... View Article

Draw Electron Dot Structure For The Formation Of Magnesium Oxide

Magnesium Oxide(MgO) is the most chemically active element. Its atomic number is 12, placed in 2nd group 2 and 3rd period in the modern periodic... View Article

Which One Of The Following Statements Can Best Explain The Term Critical Concentration Of An Essential Element? (A) Essential Element Concentration Below Which Plant Growth Is Retarded (B) Essential Element Concentration Below Which Plant Growth Becomes Stunted (C) Essential Element Concentration Below Which Plant Remains In The Vegetative Phase (D) None Of The Above

The answer is (A) Essential Element Concentration Below Which Plant Growth Is Retarded Explore more such questions and answers at BYJU’S.... View Article

M	T	W	T	F	S	S
	1	2	3	4	5	6
7	8	9	10	11	12	13
14	15	16	17	18	19	20
21	22	23	24	25	26	27
28	29	30

Archives

What kind of molecule is depicted here A: Dopamine B:Enteramine c:Epinephrine D:Diethadione E:Noradreline F:cytosine

10g of hydrogen and 64g of oxygen were filled in a steel vessel and exploded. Amount of water produced in this reaction will be……?(a)2 mol (b)3 mol (c)4 mol (d)1 mol

Sodium thiosulphate is used in photography because of its(a) reducing behaviour (b) oxidising behaviour(c) complex forming behaviour(d) reaction with light

which one of the following has the highest dipole momenti

Calculate the percentage composition of nitrogen in urea. urea formula is NH2CONH4. N=14 H=1 C=12 O=16

what is markovnikovs rule explain with an example

Write The Iupac Name Of Tollen’s Reagent

Why D Block Elements Are Called Transition Element. How It Constructs A Bridge To S And P Block Elements

Why Corrosion Of Iron Is A Serious Problem?

Define Corrosion.

Calculate The Molecular Mass Of The Following:- (A) H2CO3 (B) C2H5OH (C) H2SO4

Give 3 Examples of Olfactory Indicator

Draw Electron Dot Structure For The Formation Of Magnesium Oxide

Concentrated HNO3 reacts with Iodine to give ______

The Element Common to All Acids Is A. Hydrogen B. Carbon C. Sulphur D. Oxygen

What Is the Atomicity of Chlorine and Argon

The IUPAC Name of (CH3)3CCH2CH(Br)C6H5 Is

ZnO+C⟶Zn +CO Which Type of Reaction Is This

Melting of Wax Is a Physical Change but Burning of Wax Is a Chemical Change. Explain.

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