when your teacher asks to write a few examples for root modification, a student wrote potato. is it correct? why?

When the teacher asked to write the electronic configuration and box diagram of two elements with atomic number 24 and 29 respectively a student wrote the answer as follows. Z = 24, 1s^2 2s^2 2p^6 3s^2 Sp^6 3d^6 Z = 29, 1s^2 2s^2 2p^6 3s^2 Sp^6 3d^6 4s^2 If there is any mistake in the answer, correct it.

A student was asked to write the equation for displacement at any instant in a simple harmonic motion of amplitude'a'. He wrote the equation as y= asin((2π upsilon t)/k) Where 'v' is the velocity at instant 't'. For the equation to be dimensionally correct. what should be the dimensions of k?

Teacher asks one of the student to name the excretory organs in man. He names three organs beside kidney. Teacher appreciates him for the correct answer. What was his answer?

The teacher asked the student to prepare 200 ml 0.1 M AgNO_3 solution. If a copper stirrer is used for stirring the solution, will you observe any changes inside the beaker. Expalin why.

A student was asked to convert nitro benzene to benzene. Teacher suggested that he should first treat nitro benzene with Sn and HCI (tin and HCI) and then proceed with the product obtained to get “benzene”. Write down the reactions involved in the above process.

During a seminar a student asked another student, "Can NaCl give flame test?" a) Write your answer.