Q39.
statement 1 : Actinoid elements are radioactive
statement 2 : Many of the actinoid elements have been made only in nanogram or even less by nuclear reactions , their chemistry is not fully studied. elements after U are called Transuranium Elements.
statement 1 : Actinoid elements are radioactive
statement 2 : Many of the actinoid elements have been made only in nanogram or even less by nuclear reactions , their chemistry is not fully studied. elements after U are called Transuranium Elements.
Anonymous Quiz
10%
statement 1 is incorrect statement 2 is incorrect
0%
statement 1 is incorrect statement 2 is correct
80%
statement 1 is correct statement 2 is correct
10%
statement 1 is correct statement 2 is incorrect
NCERT LINES SE DIRECT QUESTIONS ATTEMPT KRO❤️ , ABI TOPIC COMPLETE NI HUA DAL RHA HU PURE QUESITIONS SAB CONTENT MILE GAAA/..........
Q40. The element that does not belong to the same period of the remaining elements (modern periodic table) is:
[23 Jan, 2025 (Shift-I)]
[23 Jan, 2025 (Shift-I)]
Anonymous Quiz
30%
Platinum
20%
Osmium
40%
Palladium
10%
Iridium
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Q41. Which of the following statements are NOT true about the periodic table?
A. The properties of elements are function of atomic weights.
B. The properties of elements are function of atomic numbers.
C. Elements having similar outer electronic configurations are arranged in same period.
D. An element’s location reflects the quantum numbers of the last filled orbital.
E. The number of elements in a period is same as the number of atomic orbitals available in energy level that is being filled.
A. The properties of elements are function of atomic weights.
B. The properties of elements are function of atomic numbers.
C. Elements having similar outer electronic configurations are arranged in same period.
D. An element’s location reflects the quantum numbers of the last filled orbital.
E. The number of elements in a period is same as the number of atomic orbitals available in energy level that is being filled.
Q41. Choose the correct answer from the options given below: [ JEE 2025 ]
Anonymous Quiz
14%
B, C and E Only
0%
A and E Only
14%
D and E Only
71%
A, C and E Only
Q42. Statement-I: The 4f and 5f-series of elements are placed separately in the Periodic table to preserve the principle of classification.
Statement-II: S-block elements can be found in pure form in nature [ ncert line + jee main 2024 ]
Statement-II: S-block elements can be found in pure form in nature [ ncert line + jee main 2024 ]
Anonymous Quiz
0%
statement 1 is incorrect statement incorrect
43%
statement 1 is correct statement incorrect
14%
statement 1 is incorrect statement correct
43%
statement 1 is correct statement correct
😭1
Stybits : STUDY BETTER
Q42. Statement-I: The 4f and 5f-series of elements are placed separately in the Periodic table to preserve the principle of classification.
Statement-II: S-block elements can be found in pure form in nature [ ncert line + jee main 2024 ]
Statement-II: S-block elements can be found in pure form in nature [ ncert line + jee main 2024 ]
soo dekhoo NCERT LINE is also importantin ioc even in periodic chapter ,, jee mai bi puch liya ta peechle saal ,,,, jo soch rhe hai chor de to galat fehmi na rkho🤡⭐️
❤3🌚1
Q43. Statement-I: Both metal and non-metal exist in p and d-block elements.
Statement-II: Non-metals have higher ionisation enthalpy and higher electronegativity than the metals. [ jee 2024 ]
Statement-II: Non-metals have higher ionisation enthalpy and higher electronegativity than the metals. [ jee 2024 ]
Anonymous Quiz
18%
statement 1 is incorrect statement 2 is incorrect
64%
statement 1 is incorrect statement 2 is correct
0%
statement 1 is correct statement 2 is incorrect
18%
statement 1 is correct statement 2 is correct
❤1
Q44. Choose the correct answer from the options given below:
Anonymous Quiz
13%
A-IV, B-III, C-II, D- I
50%
A-III, B-II, C-I, D-IV
38%
A-II, B-I, C-IV, D-III
0%
A-I, B-IV, C-III, D-II
Q45. The number of s-electrons present in an ion with 55 protons in its unipositive state is
Anonymous Quiz
25%
8
25%
2
42%
10
8%
1
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Q46. The total number of isoelectronic species from the given set is O2–, F–, Al, Mg2+, Na+, O+, Mg, Al3+, F
Anonymous Quiz
17%
1
8%
2
25%
4
50%
5
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Q47. The isoelectronic set of ions is
Anonymous Quiz
85%
N3–, O2–, F– and Na+
0%
F–, Li+, Na+ and Mg2+
8%
N3–, Li+, Mg2+ and O2-
8%
none
🥰1
Q48. Which statement is wrong regards metals ? [ncert line ]
Anonymous Quiz
21%
Metals comprise more than 78% of all known elements and appear on left side of the Periodic table
7%
Metals are usually solids at room temperature [mercury is an exception
14%
gallium and caesium also have very low melting points (303K and 302K, respectively)
57%
Metals usually have low melting and boiling points
❤1
Q49. Which statement is wrong regards non metals?
Anonymous Quiz
28%
Non-metals are usually solids or gases at room temperature with low melting and boiling points
11%
boron and carbon have high MP and BP as they are exception
17%
Most non metallic solids are brittle and are neither malleable nor ductile
44%
the non-metallic character increases as one goes from top to bot across the Periodic table
❤1
Q50.
Assertion : The elements silicon, germanium, arsenic, antimony and tellurium) bordering this line and running diagonally across the Periodic table
Reason : These elements are called semi-metals or metalloids [ ncert line only ]
Assertion : The elements silicon, germanium, arsenic, antimony and tellurium) bordering this line and running diagonally across the Periodic table
Reason : These elements are called semi-metals or metalloids [ ncert line only ]
Anonymous Quiz
69%
A explain R both are true
23%
A didnt explain R both are true
0%
only A is true
8%
only R is true
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Forwarded from BIOLOGY NEET 2026 [ StyBits ]
Till now Chapter that Has been covered attempt the questions [ NCERT BASED ] ✨⭐️
1. Excretion and eliminatation
2. BODY fluids and Circulation
3. Biological Classification
4. Cell cycle and Cell division
1. Excretion and eliminatation
2. BODY fluids and Circulation
3. Biological Classification
4. Cell cycle and Cell division
⚡6💯2