Carefully examine structures A and B of pentose sugar given below. Which one of the two is more reactive ? Give reason

Resonance structures of propenal are given below. Which of these resonating structures is more stable ? Give reason for your answer. CH_(2)=underset("I")(CH-CH)=O harr underset("II")(overset(o+)(CH)_(2)-CH=CH-overset(Theta)(O))

These cyclic structures of monosaccharides are given below which of these are anomers.

Draw the structures of white phosphorus and red phosphorus. Which one of these two types of phosphorus is more reactive and why?

(a)What happens when white phosphorus is heated with concentrated NaOH solution in an inert atmosphere of CO_(2) ? (b)Draw the structure of white phosphorus and red phosphorus. Which one of these two types of phosphorus, is more reactive and why ?

Among the structures given below which one represents nitrolic acid?

Some structures with their function are given below, mark the wrongly matched one.

From the data given below state which group is more variable A or B?

Fig. shows I-V graph for two conductors A and B. Which conductor has more resistance ? Give reason to you r answer.

The V-I graph for a series combination and for a parallel combination of two resistor is shown in the figure below. Which of the two A or B, represents the parallel combination? Give a reason for your answer.

The V-I graph for a series combination and for a parallel combination of two resistor is shown in the figure below. Which of the two A or B, represents the parallel combination? Give a reason for your answer.