NCERT
Hi,
Usually the entrance exams for UG courses are mainly based on plus two syllabus. So you should stick to the basics. Also please check the previous year question papers if available. You can crack it if you prepare well. Know your subject well and go for it. Workout the sample and previous year question papers. All the best.
Hello,
NCERT can help you to the great extent if you are preparing for NEET , If you are going through each and every topics thoroughly and understanding each concepts than you don't need extra materials to refer . I suggest for practice and referance refer some previous year papers it will help you to understand type of questions generally asked.
All the best
Thankyou
NTA conducts NEET in offline mode which means the question papers are not released and so it is difficult to check which questions have been asked from which book. But in general 98% of the questions in NEET come from NCERT books alone. But based on previous years of paper analysis weightage has been calculated for each topic. Human Physiology and Genetics have maximum weightage in NEET. Diversity of Living Organisms has 14% weightage. Structural Organisationi n Plants and Animals takes 5%. Plant Physiology has 6% and Cell Structure and Function has 9%. Human Physiology has 20% weightage. Reproduction chapter has 9% and Genetics and Evolution has 18% weightage. Biology and Human Welfare has 9% weightage. Biology and its application has 4% weightage and Ecology and Environment has 6% weightage.
For Physics:
NCERT Physics Class XI & Class XII Concepts of Physics by H. C. Verma Objective Physics By DC Pandey Fundamentals of Physics by Halliday, Resnick and Walker Fundamental Physics by Pradeep
Chemistry Best Books:
NCERT Chemistry textbooks for Class XI and XII Physical Chemistry by OP Tandon ABC of Chemistry for Classes 11 and 12 by Modern Concise Inorganic Chemistry by JD Lee Dinesh Chemistry Guide Practise books by VK Jaiswal, MS Chauhan and N Awasthi
Problems in General Physics by IE Irodov
Biology Best Books:
NCERT Biology Class XI and Class XII textbooks Biology Vol 1 and Vol 2 by Trueman Objective Biology by Dinesh Objective Botany by Ansari Pradeep Guide on Biology GR Bathla publications for Biology
D block elements are called as transition elements. F block elements are called as inner transition metals. F block elements were actually a part of group 3 only but due to some similarities in their properties they got a different space in f block table.
Kindly refer to the link below for knowing more about these elements.
https://school.careers360.com/ncert/ncert-solutions-class-12-chemistry-chapter-8-the-d-and-f-block-elements
Best wishes. Thank-you.
hello,
well, to be honest ,scoring 200+ marks in neet exam won't do much help to you, yo will have to face a lot of problems to get a good college .
studying from NCERT will surely clear up all your doubts, but it is strongly recommended for you to refer some of the other books as well and make sure that you try to achieve 550 + marks in the exam.
nothing is impossible, don;t worry, you can do it.
refer the link for the books-
https://medicine.careers360.com/articles/best-books-for-neet
hope that helps
Hello Aspirant,
Variation in ionisation enthalpies: Ionisation enthalpy increases with increases in atomic number along the period. Some elements show irregularities in this trend due to type of electron to be removed and the extra stability of the exactly half-filled and completely filled electronic configurations.
Variation along the period: In the second period Li to Be, the ionisation enthalpy increases due to increased nuclear charge and smaller atomic radius of Be as compared that of Li. For Be to B, although the nuclear charge of B is more than that of be, yet the ionisation enthalpy of B is lower than that of Be. For B to C to N, the first ionisation enthalpy of these elements keeps on increasing due to progressively increasing nuclear charge and decreasing atomic radius. For N to O, the first ionisation enthalpy of oxygen is lower than that of N although the nuclear charge of O is higher than that of nitrogen. For O to F to Ne, the first ionisation enthalpy increases from O to F to Ne because of the increasing nuclear charge.
Similar variations in the first ionisation enthalpies of the elements of the third period have been observed.
Variation of electron gain enthalpy in a group: In general, the electron gain enthalpies become less negative as we move down a group. But the electron gain enthalpies of some of the elements of second period that is O, and F are however, less negative than the corresponding elements that is s and Cl of the third period.
Thus the electron gain enthalpy of F is unexpectedly less negative than that of Cl.
Also the electron gain enthalpy of noble gases is positive as atoms of these elements have completely filled subshells.
Variation in atomic radii: The atomic radius abruptly increases as we move from halogen (F) to the inert gas (Ne). This is due to the reason that in case of inert gases all the orbitals are completely filled and hence the electronic repulsions are maximum.
Variation of valence in a period: As we move across a period from left to right, the number of valence electrons increases from left to right, the number of valence electrons increases from 1 to 8. But the valence of elements with respect to H or O first increases from 1 to 4 and then decreases to zero.
Electronegativity
This is the easiest of the exceptions. We have said that electronegativity increases to the right. This is true except that the trend does NOT include the noble gases. That means that fluorine has the highest electronegativity, not Ne or He. This is because the definition of electronegativity contains the phrases "in a covalent bond." Since the noble gases don't bond, they don't have electronegativities.
It should be noted that a few of the noble gases have been forced to bond (at high temperture and high pressure with fluorine). You may find tables that, therefore, list values for the electronegativity of Xe and Kr, but these are not terribly important values to know.
Hope this helps,
All the best and thank you!
Forget 3 words for a minuit:AAKASH,ALLEN and NCERT.
There are 3 checkpoints in the cell cycle. One between G1 and S phase,the other between G2 and M phase and the other between Metaphase and Anaphase.The G1/S checkpoint plays THE MAJOR role in G0 phase transition according to Wikipedia,Brittanica,Khan Academy (to name a few).So no matter what answer is given by NTA,I would consider G1 phase to be the logically correct answer.
PEACE
Dear Aspirant,
Although the difficulty level of UPSEE is on the easy side, depending solely on the NCERT is not a good option, I would suggest with NCERT you must use some previous year question paper books as they will give you a practical idea about what sort of questions will be asked and therefore you can prepare accordingly.
Hope this helps Thank you.
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