The rate of a chemical reaction doubled for every 10°C rise in temperature. If the temperature is raised by 50°C, the rate of reaction will be

Which transition metal ion is most stable against oxidation to its \(+3\) state?

\(2KClO_3 \xrightarrow{653-873K} 2KCl + 3O_2\)
On adding manganese dioxide to the above reaction, the subsequent decomposition takes place at:

Which structure of proteins gives rise to fibrous and globular proteins?

How many \(Cr-O\) bonds in dichromate ions are of the same bond length and are in resonance?

Match List - I with List - II. 

List – I	List – II
(A) SN1 reaction	(I) vic-dibromide
(B) Bromination of alkenes	(II) gem-dibromide
(C) Alkylidene halides	(III) Racemisation
(D) Dehydrohalogenation of haloalkanes	(IV) Saytzeff rule

Choose the correct answer from the options given below :

Which of the following combination is stored in animals ?
(A) Amylose
(B) Cellulose
(C) Amylopectin
(D) Glycogen
(E) Lactose
Choose the correct answer from the options given below :

The area of the parallelogram whose adjacent sides are \(\hat{i}-\hat{j}+3 \hat{k}\) and \(2 \hat{i}-7 \hat{j}+\hat{k}\) is:

The solution of the differential equation \(\frac{d y}{d x}=-\frac{x}{y}\) is:

If \(A=\left[\begin{array}{cc}2 & 1 \\ 1 & 4 \\ -1 & 6 \\ 0 & 7\end{array}\right]\) and \(B=\left[\begin{array}{cccc}1 & 2 & 3 & 0 \\ 2 & -1 & 6 & 7\end{array}\right]\), then

The value of \(\left|\begin{array}{cc}a+i b & c+i d \\ -c+i d & a-i b\end{array}\right|\) is:

Read the passage and answer the question : There are thousands of varieties of rice in India alone. The diversity of rice in India is one of the richest in the world. Basmati rice is distinct for its unique aroma and flavour and 27 documented varieties of Basmati are grown in India. There is reference to Basmati in ancient texts, folklore and poetry, as it has been grown for centuries. Several attempts have also been made to patent uses, products and processes based on Indian traditional herbal medicine, e.g. turmeric, neem. There has been growing realisation of the injustice, inadequate compensation and benefit sharing between developed and developing countries. The Indian Parliament has recently cleared a Bill that takes such issues into consideration, including patent terms emergency provisions and research and development initiative.
The bill cleared by Indian Parliament to check unauthorised exploitation of bioresources and traditional knowledge of bio-resources is

If sewage water is added to river water, it will: